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Finding the Fourth Proportional to 154,767.62, 232,151.43 and 123,799.70

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Solution

The fourth proportional to 154,767.62, 232,151.43 and 123,799.70 is: 185,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,767.62 : 232,151.43 = 123,799.70 : x
  2. Step 2: Convert to fraction form
    154,767.62/232,151.43 = 123,799.70/x
  3. Step 3: Cross multiply
    154,767.62x = 232,151.43 × 123,799.70
  4. Step 4: Simplify right side
    154,767.62x = 28,740,277,388.57
  5. Step 5: Solve for x
    x = 28,740,277,388.57/154,767.62
  6. Step 6: Final answer
    x = 185,699.55

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1.5x scale

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.