Home / 60,760.12-91,139.46-25,675.96

Finding the Fourth Proportional to 60,760.12, 91,139.46 and 25,675.96

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Solution

The fourth proportional to 60,760.12, 91,139.46 and 25,675.96 is: 38,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,760.12 : 91,139.46 = 25,675.96 : x
  2. Step 2: Convert to fraction form
    60,760.12/91,139.46 = 25,675.96/x
  3. Step 3: Cross multiply
    60,760.12x = 91,139.46 × 25,675.96
  4. Step 4: Simplify right side
    60,760.12x = 2,340,093,129.38
  5. Step 5: Solve for x
    x = 2,340,093,129.38/60,760.12
  6. Step 6: Final answer
    x = 38,513.64

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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.