Home / 96,386.65-132,920.26-75,158.17

Finding the Fourth Proportional to 96,386.65, 132,920.26 and 75,158.17

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Solution

The fourth proportional to 96,386.65, 132,920.26 and 75,158.17 is: 103,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,386.65 : 132,920.26 = 75,158.17 : x
  2. Step 2: Convert to fraction form
    96,386.65/132,920.26 = 75,158.17/x
  3. Step 3: Cross multiply
    96,386.65x = 132,920.26 × 75,158.17
  4. Step 4: Simplify right side
    96,386.65x = 9,990,043,497.52
  5. Step 5: Solve for x
    x = 9,990,043,497.52/96,386.65
  6. Step 6: Final answer
    x = 103,645.51

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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.