Home / 135,538.40-186,932.52-95,385.20

Finding the Fourth Proportional to 135,538.40, 186,932.52 and 95,385.20

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Solution

The fourth proportional to 135,538.40, 186,932.52 and 95,385.20 is: 131,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,538.40 : 186,932.52 = 95,385.20 : x
  2. Step 2: Convert to fraction form
    135,538.40/186,932.52 = 95,385.20/x
  3. Step 3: Cross multiply
    135,538.40x = 186,932.52 × 95,385.20
  4. Step 4: Simplify right side
    135,538.40x = 17,830,595,806.70
  5. Step 5: Solve for x
    x = 17,830,595,806.70/135,538.40
  6. Step 6: Final answer
    x = 131,553.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.