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Finding the Fourth Proportional to 16,170.79, 24,256.87 and 5,641.87

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Solution

The fourth proportional to 16,170.79, 24,256.87 and 5,641.87 is: 8,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.79 : 24,256.87 = 5,641.87 : x
  2. Step 2: Convert to fraction form
    16,170.79/24,256.87 = 5,641.87/x
  3. Step 3: Cross multiply
    16,170.79x = 24,256.87 × 5,641.87
  4. Step 4: Simplify right side
    16,170.79x = 136,854,107.15
  5. Step 5: Solve for x
    x = 136,854,107.15/16,170.79
  6. Step 6: Final answer
    x = 8,463.04

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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.