Home / 91,527.33-126,324.06-66,449.73

Finding the Fourth Proportional to 91,527.33, 126,324.06 and 66,449.73

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Solution

The fourth proportional to 91,527.33, 126,324.06 and 66,449.73 is: 91,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,527.33 : 126,324.06 = 66,449.73 : x
  2. Step 2: Convert to fraction form
    91,527.33/126,324.06 = 66,449.73/x
  3. Step 3: Cross multiply
    91,527.33x = 126,324.06 × 66,449.73
  4. Step 4: Simplify right side
    91,527.33x = 8,394,199,679.50
  5. Step 5: Solve for x
    x = 8,394,199,679.50/91,527.33
  6. Step 6: Final answer
    x = 91,712.49

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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.