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Finding the Fourth Proportional to 16,474.08, 24,711.16 and 7,715.15

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Solution

The fourth proportional to 16,474.08, 24,711.16 and 7,715.15 is: 11,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.08 : 24,711.16 = 7,715.15 : x
  2. Step 2: Convert to fraction form
    16,474.08/24,711.16 = 7,715.15/x
  3. Step 3: Cross multiply
    16,474.08x = 24,711.16 × 7,715.15
  4. Step 4: Simplify right side
    16,474.08x = 190,650,306.07
  5. Step 5: Solve for x
    x = 190,650,306.07/16,474.08
  6. Step 6: Final answer
    x = 11,572.74

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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.