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Finding the Fourth Proportional to 69,302.38, 103,952.65 and 16,711.41

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Solution

The fourth proportional to 69,302.38, 103,952.65 and 16,711.41 is: 25,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,302.38 : 103,952.65 = 16,711.41 : x
  2. Step 2: Convert to fraction form
    69,302.38/103,952.65 = 16,711.41/x
  3. Step 3: Cross multiply
    69,302.38x = 103,952.65 × 16,711.41
  4. Step 4: Simplify right side
    69,302.38x = 1,737,195,354.74
  5. Step 5: Solve for x
    x = 1,737,195,354.74/69,302.38
  6. Step 6: Final answer
    x = 25,066.89

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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.