Home / 39,689.38-59,502.86-27,171.47

Finding the Fourth Proportional to 39,689.38, 59,502.86 and 27,171.47

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Solution

The fourth proportional to 39,689.38, 59,502.86 and 27,171.47 is: 40,735.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.38 : 59,502.86 = 27,171.47 : x
  2. Step 2: Convert to fraction form
    39,689.38/59,502.86 = 27,171.47/x
  3. Step 3: Cross multiply
    39,689.38x = 59,502.86 × 27,171.47
  4. Step 4: Simplify right side
    39,689.38x = 1,616,779,742.03
  5. Step 5: Solve for x
    x = 1,616,779,742.03/39,689.38
  6. Step 6: Final answer
    x = 40,735.83

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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.