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Finding the Fourth Proportional to 16,601.80, 24,916.30 and 16,472.20

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Solution

The fourth proportional to 16,601.80, 24,916.30 and 16,472.20 is: 24,721.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.80 : 24,916.30 = 16,472.20 : x
  2. Step 2: Convert to fraction form
    16,601.80/24,916.30 = 16,472.20/x
  3. Step 3: Cross multiply
    16,601.80x = 24,916.30 × 16,472.20
  4. Step 4: Simplify right side
    16,601.80x = 410,426,276.86
  5. Step 5: Solve for x
    x = 410,426,276.86/16,601.80
  6. Step 6: Final answer
    x = 24,721.79

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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.