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Finding the Fourth Proportional to 16,423.54, 24,612.02 and 12,708.47

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Solution

The fourth proportional to 16,423.54, 24,612.02 and 12,708.47 is: 19,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.54 : 24,612.02 = 12,708.47 : x
  2. Step 2: Convert to fraction form
    16,423.54/24,612.02 = 12,708.47/x
  3. Step 3: Cross multiply
    16,423.54x = 24,612.02 × 12,708.47
  4. Step 4: Simplify right side
    16,423.54x = 312,781,117.81
  5. Step 5: Solve for x
    x = 312,781,117.81/16,423.54
  6. Step 6: Final answer
    x = 19,044.68

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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.