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Finding the Fourth Proportional to 180,046.92, 248,485.86 and 108,463.08

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Solution

The fourth proportional to 180,046.92, 248,485.86 and 108,463.08 is: 149,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,046.92 : 248,485.86 = 108,463.08 : x
  2. Step 2: Convert to fraction form
    180,046.92/248,485.86 = 108,463.08/x
  3. Step 3: Cross multiply
    180,046.92x = 248,485.86 × 108,463.08
  4. Step 4: Simplify right side
    180,046.92x = 26,951,541,712.05
  5. Step 5: Solve for x
    x = 26,951,541,712.05/180,046.92
  6. Step 6: Final answer
    x = 149,691.77

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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.