Home / 39,205.20-59,132.40-36,613.20

Finding the Fourth Proportional to 39,205.20, 59,132.40 and 36,613.20

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Solution

The fourth proportional to 39,205.20, 59,132.40 and 36,613.20 is: 55,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,205.20 : 59,132.40 = 36,613.20 : x
  2. Step 2: Convert to fraction form
    39,205.20/59,132.40 = 36,613.20/x
  3. Step 3: Cross multiply
    39,205.20x = 59,132.40 × 36,613.20
  4. Step 4: Simplify right side
    39,205.20x = 2,165,026,387.68
  5. Step 5: Solve for x
    x = 2,165,026,387.68/39,205.20
  6. Step 6: Final answer
    x = 55,222.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.