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Finding the Fourth Proportional to 124,468.56, 171,770.76 and 67,883.12

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Solution

The fourth proportional to 124,468.56, 171,770.76 and 67,883.12 is: 93,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,468.56 : 171,770.76 = 67,883.12 : x
  2. Step 2: Convert to fraction form
    124,468.56/171,770.76 = 67,883.12/x
  3. Step 3: Cross multiply
    124,468.56x = 171,770.76 × 67,883.12
  4. Step 4: Simplify right side
    124,468.56x = 11,660,335,113.57
  5. Step 5: Solve for x
    x = 11,660,335,113.57/124,468.56
  6. Step 6: Final answer
    x = 93,680.97

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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.