Home / 123,250.23-184,875.36-40,144.23

Finding the Fourth Proportional to 123,250.23, 184,875.36 and 40,144.23

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Solution

The fourth proportional to 123,250.23, 184,875.36 and 40,144.23 is: 60,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,250.23 : 184,875.36 = 40,144.23 : x
  2. Step 2: Convert to fraction form
    123,250.23/184,875.36 = 40,144.23/x
  3. Step 3: Cross multiply
    123,250.23x = 184,875.36 × 40,144.23
  4. Step 4: Simplify right side
    123,250.23x = 7,421,678,973.17
  5. Step 5: Solve for x
    x = 7,421,678,973.17/123,250.23
  6. Step 6: Final answer
    x = 60,216.35

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Half scale
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Double scale
Find fourth proportional to 123,251.23, 184,876.86 and 40,145.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.