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Finding the Fourth Proportional to 16,903.17, 25,323.66 and 8,589.15

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Solution

The fourth proportional to 16,903.17, 25,323.66 and 8,589.15 is: 12,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.17 : 25,323.66 = 8,589.15 : x
  2. Step 2: Convert to fraction form
    16,903.17/25,323.66 = 8,589.15/x
  3. Step 3: Cross multiply
    16,903.17x = 25,323.66 × 8,589.15
  4. Step 4: Simplify right side
    16,903.17x = 217,508,714.29
  5. Step 5: Solve for x
    x = 217,508,714.29/16,903.17
  6. Step 6: Final answer
    x = 12,867.92

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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.