Home / 62,389.57-86,073.19-38,474.73

Finding the Fourth Proportional to 62,389.57, 86,073.19 and 38,474.73

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Solution

The fourth proportional to 62,389.57, 86,073.19 and 38,474.73 is: 53,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,389.57 : 86,073.19 = 38,474.73 : x
  2. Step 2: Convert to fraction form
    62,389.57/86,073.19 = 38,474.73/x
  3. Step 3: Cross multiply
    62,389.57x = 86,073.19 × 38,474.73
  4. Step 4: Simplify right side
    62,389.57x = 3,311,642,745.49
  5. Step 5: Solve for x
    x = 3,311,642,745.49/62,389.57
  6. Step 6: Final answer
    x = 53,080.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.