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Finding the Fourth Proportional to 185,584.88, 256,023.96 and 125,135.84

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Solution

The fourth proportional to 185,584.88, 256,023.96 and 125,135.84 is: 172,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,584.88 : 256,023.96 = 125,135.84 : x
  2. Step 2: Convert to fraction form
    185,584.88/256,023.96 = 125,135.84/x
  3. Step 3: Cross multiply
    185,584.88x = 256,023.96 × 125,135.84
  4. Step 4: Simplify right side
    185,584.88x = 32,037,773,294.73
  5. Step 5: Solve for x
    x = 32,037,773,294.73/185,584.88
  6. Step 6: Final answer
    x = 172,631.38

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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.