Home / 126,753.38-174,907.52-75,755.96

Finding the Fourth Proportional to 126,753.38, 174,907.52 and 75,755.96

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Solution

The fourth proportional to 126,753.38, 174,907.52 and 75,755.96 is: 104,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,753.38 : 174,907.52 = 75,755.96 : x
  2. Step 2: Convert to fraction form
    126,753.38/174,907.52 = 75,755.96/x
  3. Step 3: Cross multiply
    126,753.38x = 174,907.52 × 75,755.96
  4. Step 4: Simplify right side
    126,753.38x = 13,250,286,214.28
  5. Step 5: Solve for x
    x = 13,250,286,214.28/126,753.38
  6. Step 6: Final answer
    x = 104,535.96

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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.