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Finding the Fourth Proportional to 71,614.90, 107,384.54 and 24,213.70

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Solution

The fourth proportional to 71,614.90, 107,384.54 and 24,213.70 is: 36,307.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,614.90 : 107,384.54 = 24,213.70 : x
  2. Step 2: Convert to fraction form
    71,614.90/107,384.54 = 24,213.70/x
  3. Step 3: Cross multiply
    71,614.90x = 107,384.54 × 24,213.70
  4. Step 4: Simplify right side
    71,614.90x = 2,600,176,499.28
  5. Step 5: Solve for x
    x = 2,600,176,499.28/71,614.90
  6. Step 6: Final answer
    x = 36,307.76

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1.5x scale

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.