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Finding the Fourth Proportional to 16,484.71, 24,730.10 and 5,391.99

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Solution

The fourth proportional to 16,484.71, 24,730.10 and 5,391.99 is: 8,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,484.71 : 24,730.10 = 5,391.99 : x
  2. Step 2: Convert to fraction form
    16,484.71/24,730.10 = 5,391.99/x
  3. Step 3: Cross multiply
    16,484.71x = 24,730.10 × 5,391.99
  4. Step 4: Simplify right side
    16,484.71x = 133,344,328.25
  5. Step 5: Solve for x
    x = 133,344,328.25/16,484.71
  6. Step 6: Final answer
    x = 8,088.97

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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.