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Finding the Fourth Proportional to 174,611.92, 240,966.13 and 99,160.96

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Solution

The fourth proportional to 174,611.92, 240,966.13 and 99,160.96 is: 136,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,611.92 : 240,966.13 = 99,160.96 : x
  2. Step 2: Convert to fraction form
    174,611.92/240,966.13 = 99,160.96/x
  3. Step 3: Cross multiply
    174,611.92x = 240,966.13 × 99,160.96
  4. Step 4: Simplify right side
    174,611.92x = 23,894,432,778.28
  5. Step 5: Solve for x
    x = 23,894,432,778.28/174,611.92
  6. Step 6: Final answer
    x = 136,843.08

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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.