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Finding the Fourth Proportional to 16,773.75, 25,160.63 and 6,387.93

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Solution

The fourth proportional to 16,773.75, 25,160.63 and 6,387.93 is: 9,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.75 : 25,160.63 = 6,387.93 : x
  2. Step 2: Convert to fraction form
    16,773.75/25,160.63 = 6,387.93/x
  3. Step 3: Cross multiply
    16,773.75x = 25,160.63 × 6,387.93
  4. Step 4: Simplify right side
    16,773.75x = 160,724,311.26
  5. Step 5: Solve for x
    x = 160,724,311.26/16,773.75
  6. Step 6: Final answer
    x = 9,581.90

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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.