Home / 97,397.54-134,387.25-63,402.38

Finding the Fourth Proportional to 97,397.54, 134,387.25 and 63,402.38

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Solution

The fourth proportional to 97,397.54, 134,387.25 and 63,402.38 is: 87,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,397.54 : 134,387.25 = 63,402.38 : x
  2. Step 2: Convert to fraction form
    97,397.54/134,387.25 = 63,402.38/x
  3. Step 3: Cross multiply
    97,397.54x = 134,387.25 × 63,402.38
  4. Step 4: Simplify right side
    97,397.54x = 8,520,471,491.66
  5. Step 5: Solve for x
    x = 8,520,471,491.66/97,397.54
  6. Step 6: Final answer
    x = 87,481.38

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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.