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Finding the Fourth Proportional to 154,765.62, 232,148.43 and 123,797.70

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Solution

The fourth proportional to 154,765.62, 232,148.43 and 123,797.70 is: 185,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,765.62 : 232,148.43 = 123,797.70 : x
  2. Step 2: Convert to fraction form
    154,765.62/232,148.43 = 123,797.70/x
  3. Step 3: Cross multiply
    154,765.62x = 232,148.43 × 123,797.70
  4. Step 4: Simplify right side
    154,765.62x = 28,739,441,692.61
  5. Step 5: Solve for x
    x = 28,739,441,692.61/154,765.62
  6. Step 6: Final answer
    x = 185,696.55

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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.