Home / 91,938.75-126,791.23-59,639.73

Finding the Fourth Proportional to 91,938.75, 126,791.23 and 59,639.73

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Solution

The fourth proportional to 91,938.75, 126,791.23 and 59,639.73 is: 82,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,938.75 : 126,791.23 = 59,639.73 : x
  2. Step 2: Convert to fraction form
    91,938.75/126,791.23 = 59,639.73/x
  3. Step 3: Cross multiply
    91,938.75x = 126,791.23 × 59,639.73
  4. Step 4: Simplify right side
    91,938.75x = 7,561,794,723.57
  5. Step 5: Solve for x
    x = 7,561,794,723.57/91,938.75
  6. Step 6: Final answer
    x = 82,248.18

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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.