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Finding the Fourth Proportional to 16,637.70, 24,920.10 and 8,837.40

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Solution

The fourth proportional to 16,637.70, 24,920.10 and 8,837.40 is: 13,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.70 : 24,920.10 = 8,837.40 : x
  2. Step 2: Convert to fraction form
    16,637.70/24,920.10 = 8,837.40/x
  3. Step 3: Cross multiply
    16,637.70x = 24,920.10 × 8,837.40
  4. Step 4: Simplify right side
    16,637.70x = 220,228,891.74
  5. Step 5: Solve for x
    x = 220,228,891.74/16,637.70
  6. Step 6: Final answer
    x = 13,236.74

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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.