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Finding the Fourth Proportional to 154,751.73, 232,081.32 and 46,676.56

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Solution

The fourth proportional to 154,751.73, 232,081.32 and 46,676.56 is: 70,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,751.73 : 232,081.32 = 46,676.56 : x
  2. Step 2: Convert to fraction form
    154,751.73/232,081.32 = 46,676.56/x
  3. Step 3: Cross multiply
    154,751.73x = 232,081.32 × 46,676.56
  4. Step 4: Simplify right side
    154,751.73x = 10,832,757,657.86
  5. Step 5: Solve for x
    x = 10,832,757,657.86/154,751.73
  6. Step 6: Final answer
    x = 70,000.88

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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.