Home / 124,735.31-187,115.56-40,491.95

Finding the Fourth Proportional to 124,735.31, 187,115.56 and 40,491.95

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Solution

The fourth proportional to 124,735.31, 187,115.56 and 40,491.95 is: 60,742.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,735.31 : 187,115.56 = 40,491.95 : x
  2. Step 2: Convert to fraction form
    124,735.31/187,115.56 = 40,491.95/x
  3. Step 3: Cross multiply
    124,735.31x = 187,115.56 × 40,491.95
  4. Step 4: Simplify right side
    124,735.31x = 7,576,672,862.93
  5. Step 5: Solve for x
    x = 7,576,672,862.93/124,735.31
  6. Step 6: Final answer
    x = 60,742.01

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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.