Home / 83,732.24-115,431-59,850.20

Finding the Fourth Proportional to 83,732.24, 115,431 and 59,850.20

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Solution

The fourth proportional to 83,732.24, 115,431 and 59,850.20 is: 82,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,732.24 : 115,431 = 59,850.20 : x
  2. Step 2: Convert to fraction form
    83,732.24/115,431 = 59,850.20/x
  3. Step 3: Cross multiply
    83,732.24x = 115,431 × 59,850.20
  4. Step 4: Simplify right side
    83,732.24x = 6,908,568,436.20
  5. Step 5: Solve for x
    x = 6,908,568,436.20/83,732.24
  6. Step 6: Final answer
    x = 82,507.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.