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Finding the Fourth Proportional to 16,391.16, 24,597.68 and 8,500.95

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Solution

The fourth proportional to 16,391.16, 24,597.68 and 8,500.95 is: 12,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.16 : 24,597.68 = 8,500.95 : x
  2. Step 2: Convert to fraction form
    16,391.16/24,597.68 = 8,500.95/x
  3. Step 3: Cross multiply
    16,391.16x = 24,597.68 × 8,500.95
  4. Step 4: Simplify right side
    16,391.16x = 209,103,605.29
  5. Step 5: Solve for x
    x = 209,103,605.29/16,391.16
  6. Step 6: Final answer
    x = 12,757.10

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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.