Home / 110,149.79-152,006.17-62,403.02

Finding the Fourth Proportional to 110,149.79, 152,006.17 and 62,403.02

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Solution

The fourth proportional to 110,149.79, 152,006.17 and 62,403.02 is: 86,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,149.79 : 152,006.17 = 62,403.02 : x
  2. Step 2: Convert to fraction form
    110,149.79/152,006.17 = 62,403.02/x
  3. Step 3: Cross multiply
    110,149.79x = 152,006.17 × 62,403.02
  4. Step 4: Simplify right side
    110,149.79x = 9,485,643,720.62
  5. Step 5: Solve for x
    x = 9,485,643,720.62/110,149.79
  6. Step 6: Final answer
    x = 86,115.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.