Home / 69,411.09-95,789.27-39,200.96

Finding the Fourth Proportional to 69,411.09, 95,789.27 and 39,200.96

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Solution

The fourth proportional to 69,411.09, 95,789.27 and 39,200.96 is: 54,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,411.09 : 95,789.27 = 39,200.96 : x
  2. Step 2: Convert to fraction form
    69,411.09/95,789.27 = 39,200.96/x
  3. Step 3: Cross multiply
    69,411.09x = 95,789.27 × 39,200.96
  4. Step 4: Simplify right side
    69,411.09x = 3,755,031,341.70
  5. Step 5: Solve for x
    x = 3,755,031,341.70/69,411.09
  6. Step 6: Final answer
    x = 54,098.44

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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.