Home / 121,785.13-182,695.92-37,538.29

Finding the Fourth Proportional to 121,785.13, 182,695.92 and 37,538.29

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Solution

The fourth proportional to 121,785.13, 182,695.92 and 37,538.29 is: 56,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,785.13 : 182,695.92 = 37,538.29 : x
  2. Step 2: Convert to fraction form
    121,785.13/182,695.92 = 37,538.29/x
  3. Step 3: Cross multiply
    121,785.13x = 182,695.92 × 37,538.29
  4. Step 4: Simplify right side
    121,785.13x = 6,858,092,426.78
  5. Step 5: Solve for x
    x = 6,858,092,426.78/121,785.13
  6. Step 6: Final answer
    x = 56,313.05

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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.