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Finding the Fourth Proportional to 16,614.94, 24,929.75 and 8,715.57

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Solution

The fourth proportional to 16,614.94, 24,929.75 and 8,715.57 is: 13,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.94 : 24,929.75 = 8,715.57 : x
  2. Step 2: Convert to fraction form
    16,614.94/24,929.75 = 8,715.57/x
  3. Step 3: Cross multiply
    16,614.94x = 24,929.75 × 8,715.57
  4. Step 4: Simplify right side
    16,614.94x = 217,277,003.00
  5. Step 5: Solve for x
    x = 217,277,003.00/16,614.94
  6. Step 6: Final answer
    x = 13,077.21

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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.