Home / 57,380.41-86,070.62-17,937.55

Finding the Fourth Proportional to 57,380.41, 86,070.62 and 17,937.55

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Solution

The fourth proportional to 57,380.41, 86,070.62 and 17,937.55 is: 26,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,380.41 : 86,070.62 = 17,937.55 : x
  2. Step 2: Convert to fraction form
    57,380.41/86,070.62 = 17,937.55/x
  3. Step 3: Cross multiply
    57,380.41x = 86,070.62 × 17,937.55
  4. Step 4: Simplify right side
    57,380.41x = 1,543,896,049.78
  5. Step 5: Solve for x
    x = 1,543,896,049.78/57,380.41
  6. Step 6: Final answer
    x = 26,906.33

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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.