Home / 62,090.92-85,687.33-38,231.36

Finding the Fourth Proportional to 62,090.92, 85,687.33 and 38,231.36

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Solution

The fourth proportional to 62,090.92, 85,687.33 and 38,231.36 is: 52,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,090.92 : 85,687.33 = 38,231.36 : x
  2. Step 2: Convert to fraction form
    62,090.92/85,687.33 = 38,231.36/x
  3. Step 3: Cross multiply
    62,090.92x = 85,687.33 × 38,231.36
  4. Step 4: Simplify right side
    62,090.92x = 3,275,943,160.67
  5. Step 5: Solve for x
    x = 3,275,943,160.67/62,090.92
  6. Step 6: Final answer
    x = 52,760.42

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1.5x scale

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.