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Finding the Fourth Proportional to 154,959.75, 232,478.64 and 44,151.75

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Solution

The fourth proportional to 154,959.75, 232,478.64 and 44,151.75 is: 66,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,959.75 : 232,478.64 = 44,151.75 : x
  2. Step 2: Convert to fraction form
    154,959.75/232,478.64 = 44,151.75/x
  3. Step 3: Cross multiply
    154,959.75x = 232,478.64 × 44,151.75
  4. Step 4: Simplify right side
    154,959.75x = 10,264,338,793.62
  5. Step 5: Solve for x
    x = 10,264,338,793.62/154,959.75
  6. Step 6: Final answer
    x = 66,238.74

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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.