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Finding the Fourth Proportional to 160,104.57, 220,925.16 and 88,474.86

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Solution

The fourth proportional to 160,104.57, 220,925.16 and 88,474.86 is: 122,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,104.57 : 220,925.16 = 88,474.86 : x
  2. Step 2: Convert to fraction form
    160,104.57/220,925.16 = 88,474.86/x
  3. Step 3: Cross multiply
    160,104.57x = 220,925.16 × 88,474.86
  4. Step 4: Simplify right side
    160,104.57x = 19,546,322,601.48
  5. Step 5: Solve for x
    x = 19,546,322,601.48/160,104.57
  6. Step 6: Final answer
    x = 122,084.73

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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.