Home / 51,610.65-77,397.08-40,538.90

Finding the Fourth Proportional to 51,610.65, 77,397.08 and 40,538.90

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Solution

The fourth proportional to 51,610.65, 77,397.08 and 40,538.90 is: 60,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.65 : 77,397.08 = 40,538.90 : x
  2. Step 2: Convert to fraction form
    51,610.65/77,397.08 = 40,538.90/x
  3. Step 3: Cross multiply
    51,610.65x = 77,397.08 × 40,538.90
  4. Step 4: Simplify right side
    51,610.65x = 3,137,591,896.73
  5. Step 5: Solve for x
    x = 3,137,591,896.73/51,610.65
  6. Step 6: Final answer
    x = 60,793.50

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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.