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Finding the Fourth Proportional to 168,188.54, 232,104.86 and 102,787.97

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Solution

The fourth proportional to 168,188.54, 232,104.86 and 102,787.97 is: 141,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,188.54 : 232,104.86 = 102,787.97 : x
  2. Step 2: Convert to fraction form
    168,188.54/232,104.86 = 102,787.97/x
  3. Step 3: Cross multiply
    168,188.54x = 232,104.86 × 102,787.97
  4. Step 4: Simplify right side
    168,188.54x = 23,857,586,482.98
  5. Step 5: Solve for x
    x = 23,857,586,482.98/168,188.54
  6. Step 6: Final answer
    x = 141,850.25

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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.