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Finding the Fourth Proportional to 57,460.73, 86,190.80 and 14,766.13

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Solution

The fourth proportional to 57,460.73, 86,190.80 and 14,766.13 is: 22,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,460.73 : 86,190.80 = 14,766.13 : x
  2. Step 2: Convert to fraction form
    57,460.73/86,190.80 = 14,766.13/x
  3. Step 3: Cross multiply
    57,460.73x = 86,190.80 × 14,766.13
  4. Step 4: Simplify right side
    57,460.73x = 1,272,704,379.04
  5. Step 5: Solve for x
    x = 1,272,704,379.04/57,460.73
  6. Step 6: Final answer
    x = 22,149.12

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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.