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Finding the Fourth Proportional to 16,637.92, 24,936.10 and 8,320.30

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Solution

The fourth proportional to 16,637.92, 24,936.10 and 8,320.30 is: 12,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.92 : 24,936.10 = 8,320.30 : x
  2. Step 2: Convert to fraction form
    16,637.92/24,936.10 = 8,320.30/x
  3. Step 3: Cross multiply
    16,637.92x = 24,936.10 × 8,320.30
  4. Step 4: Simplify right side
    16,637.92x = 207,475,832.83
  5. Step 5: Solve for x
    x = 207,475,832.83/16,637.92
  6. Step 6: Final answer
    x = 12,470.06

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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.