Home / 88,329.66-132,419.61-38,372.10

Finding the Fourth Proportional to 88,329.66, 132,419.61 and 38,372.10

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Solution

The fourth proportional to 88,329.66, 132,419.61 and 38,372.10 is: 57,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,329.66 : 132,419.61 = 38,372.10 : x
  2. Step 2: Convert to fraction form
    88,329.66/132,419.61 = 38,372.10/x
  3. Step 3: Cross multiply
    88,329.66x = 132,419.61 × 38,372.10
  4. Step 4: Simplify right side
    88,329.66x = 5,081,218,516.88
  5. Step 5: Solve for x
    x = 5,081,218,516.88/88,329.66
  6. Step 6: Final answer
    x = 57,525.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.