Home / 40,761.75-61,127.13-17,070.87

Finding the Fourth Proportional to 40,761.75, 61,127.13 and 17,070.87

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Solution

The fourth proportional to 40,761.75, 61,127.13 and 17,070.87 is: 25,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,761.75 : 61,127.13 = 17,070.87 : x
  2. Step 2: Convert to fraction form
    40,761.75/61,127.13 = 17,070.87/x
  3. Step 3: Cross multiply
    40,761.75x = 61,127.13 × 17,070.87
  4. Step 4: Simplify right side
    40,761.75x = 1,043,493,289.70
  5. Step 5: Solve for x
    x = 1,043,493,289.70/40,761.75
  6. Step 6: Final answer
    x = 25,599.82

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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.