Home / 39,961.86-59,920.71-25,139.06

Finding the Fourth Proportional to 39,961.86, 59,920.71 and 25,139.06

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Solution

The fourth proportional to 39,961.86, 59,920.71 and 25,139.06 is: 37,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,961.86 : 59,920.71 = 25,139.06 : x
  2. Step 2: Convert to fraction form
    39,961.86/59,920.71 = 25,139.06/x
  3. Step 3: Cross multiply
    39,961.86x = 59,920.71 × 25,139.06
  4. Step 4: Simplify right side
    39,961.86x = 1,506,350,296.17
  5. Step 5: Solve for x
    x = 1,506,350,296.17/39,961.86
  6. Step 6: Final answer
    x = 37,694.70

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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.