Home / 157,517.60-236,276.40-132,913.85

Finding the Fourth Proportional to 157,517.60, 236,276.40 and 132,913.85

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Solution

The fourth proportional to 157,517.60, 236,276.40 and 132,913.85 is: 199,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,517.60 : 236,276.40 = 132,913.85 : x
  2. Step 2: Convert to fraction form
    157,517.60/236,276.40 = 132,913.85/x
  3. Step 3: Cross multiply
    157,517.60x = 236,276.40 × 132,913.85
  4. Step 4: Simplify right side
    157,517.60x = 31,404,405,988.14
  5. Step 5: Solve for x
    x = 31,404,405,988.14/157,517.60
  6. Step 6: Final answer
    x = 199,370.78

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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.