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Finding the Fourth Proportional to 69,733.28, 96,227.84 and 37,901.90

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Solution

The fourth proportional to 69,733.28, 96,227.84 and 37,901.90 is: 52,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,733.28 : 96,227.84 = 37,901.90 : x
  2. Step 2: Convert to fraction form
    69,733.28/96,227.84 = 37,901.90/x
  3. Step 3: Cross multiply
    69,733.28x = 96,227.84 × 37,901.90
  4. Step 4: Simplify right side
    69,733.28x = 3,647,218,304.22
  5. Step 5: Solve for x
    x = 3,647,218,304.22/69,733.28
  6. Step 6: Final answer
    x = 52,302.40

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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.