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Finding the Fourth Proportional to 124,059.52, 171,205.68 and 67,474.54

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Solution

The fourth proportional to 124,059.52, 171,205.68 and 67,474.54 is: 93,116.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,059.52 : 171,205.68 = 67,474.54 : x
  2. Step 2: Convert to fraction form
    124,059.52/171,205.68 = 67,474.54/x
  3. Step 3: Cross multiply
    124,059.52x = 171,205.68 × 67,474.54
  4. Step 4: Simplify right side
    124,059.52x = 11,552,024,503.39
  5. Step 5: Solve for x
    x = 11,552,024,503.39/124,059.52
  6. Step 6: Final answer
    x = 93,116.79

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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.