Home / 55,691.40-83,540.30-16,254.60

Finding the Fourth Proportional to 55,691.40, 83,540.30 and 16,254.60

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Solution

The fourth proportional to 55,691.40, 83,540.30 and 16,254.60 is: 24,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,691.40 : 83,540.30 = 16,254.60 : x
  2. Step 2: Convert to fraction form
    55,691.40/83,540.30 = 16,254.60/x
  3. Step 3: Cross multiply
    55,691.40x = 83,540.30 × 16,254.60
  4. Step 4: Simplify right side
    55,691.40x = 1,357,914,160.38
  5. Step 5: Solve for x
    x = 1,357,914,160.38/55,691.40
  6. Step 6: Final answer
    x = 24,382.83

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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.