Home / 62,330.90-86,023.41-38,456.96

Finding the Fourth Proportional to 62,330.90, 86,023.41 and 38,456.96

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Solution

The fourth proportional to 62,330.90, 86,023.41 and 38,456.96 is: 53,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,330.90 : 86,023.41 = 38,456.96 : x
  2. Step 2: Convert to fraction form
    62,330.90/86,023.41 = 38,456.96/x
  3. Step 3: Cross multiply
    62,330.90x = 86,023.41 × 38,456.96
  4. Step 4: Simplify right side
    62,330.90x = 3,308,198,407.32
  5. Step 5: Solve for x
    x = 3,308,198,407.32/62,330.90
  6. Step 6: Final answer
    x = 53,074.78

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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.