Home / 123,001.20-184,501.80-44,123.40

Finding the Fourth Proportional to 123,001.20, 184,501.80 and 44,123.40

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Solution

The fourth proportional to 123,001.20, 184,501.80 and 44,123.40 is: 66,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,001.20 : 184,501.80 = 44,123.40 : x
  2. Step 2: Convert to fraction form
    123,001.20/184,501.80 = 44,123.40/x
  3. Step 3: Cross multiply
    123,001.20x = 184,501.80 × 44,123.40
  4. Step 4: Simplify right side
    123,001.20x = 8,140,846,722.12
  5. Step 5: Solve for x
    x = 8,140,846,722.12/123,001.20
  6. Step 6: Final answer
    x = 66,185.10

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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.