Home / 40,743.56-61,080.02-15,766.43

Finding the Fourth Proportional to 40,743.56, 61,080.02 and 15,766.43

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Solution

The fourth proportional to 40,743.56, 61,080.02 and 15,766.43 is: 23,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,743.56 : 61,080.02 = 15,766.43 : x
  2. Step 2: Convert to fraction form
    40,743.56/61,080.02 = 15,766.43/x
  3. Step 3: Cross multiply
    40,743.56x = 61,080.02 × 15,766.43
  4. Step 4: Simplify right side
    40,743.56x = 963,013,534.62
  5. Step 5: Solve for x
    x = 963,013,534.62/40,743.56
  6. Step 6: Final answer
    x = 23,635.97

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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.