Home / 96,118.38-132,646.01-53,679.65

Finding the Fourth Proportional to 96,118.38, 132,646.01 and 53,679.65

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Solution

The fourth proportional to 96,118.38, 132,646.01 and 53,679.65 is: 74,079.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,118.38 : 132,646.01 = 53,679.65 : x
  2. Step 2: Convert to fraction form
    96,118.38/132,646.01 = 53,679.65/x
  3. Step 3: Cross multiply
    96,118.38x = 132,646.01 × 53,679.65
  4. Step 4: Simplify right side
    96,118.38x = 7,120,390,459.07
  5. Step 5: Solve for x
    x = 7,120,390,459.07/96,118.38
  6. Step 6: Final answer
    x = 74,079.38

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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.