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Finding the Fourth Proportional to 185,854.97, 278,871.73 and 101,611.73

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Solution

The fourth proportional to 185,854.97, 278,871.73 and 101,611.73 is: 152,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,854.97 : 278,871.73 = 101,611.73 : x
  2. Step 2: Convert to fraction form
    185,854.97/278,871.73 = 101,611.73/x
  3. Step 3: Cross multiply
    185,854.97x = 278,871.73 × 101,611.73
  4. Step 4: Simplify right side
    185,854.97x = 28,336,639,376.54
  5. Step 5: Solve for x
    x = 28,336,639,376.54/185,854.97
  6. Step 6: Final answer
    x = 152,466.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.