Home / 95,939.12-132,394.20-53,505.20

Finding the Fourth Proportional to 95,939.12, 132,394.20 and 53,505.20

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Solution

The fourth proportional to 95,939.12, 132,394.20 and 53,505.20 is: 73,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,939.12 : 132,394.20 = 53,505.20 : x
  2. Step 2: Convert to fraction form
    95,939.12/132,394.20 = 53,505.20/x
  3. Step 3: Cross multiply
    95,939.12x = 132,394.20 × 53,505.20
  4. Step 4: Simplify right side
    95,939.12x = 7,083,778,149.84
  5. Step 5: Solve for x
    x = 7,083,778,149.84/95,939.12
  6. Step 6: Final answer
    x = 73,836.18

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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.