Home / 123,212.04-184,840.80-38,993.40

Finding the Fourth Proportional to 123,212.04, 184,840.80 and 38,993.40

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Solution

The fourth proportional to 123,212.04, 184,840.80 and 38,993.40 is: 58,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,212.04 : 184,840.80 = 38,993.40 : x
  2. Step 2: Convert to fraction form
    123,212.04/184,840.80 = 38,993.40/x
  3. Step 3: Cross multiply
    123,212.04x = 184,840.80 × 38,993.40
  4. Step 4: Simplify right side
    123,212.04x = 7,207,571,250.72
  5. Step 5: Solve for x
    x = 7,207,571,250.72/123,212.04
  6. Step 6: Final answer
    x = 58,497.30

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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.