Home / 154,906.34-232,382.96-55,042.79

Finding the Fourth Proportional to 154,906.34, 232,382.96 and 55,042.79

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Solution

The fourth proportional to 154,906.34, 232,382.96 and 55,042.79 is: 82,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,906.34 : 232,382.96 = 55,042.79 : x
  2. Step 2: Convert to fraction form
    154,906.34/232,382.96 = 55,042.79/x
  3. Step 3: Cross multiply
    154,906.34x = 232,382.96 × 55,042.79
  4. Step 4: Simplify right side
    154,906.34x = 12,791,005,748.29
  5. Step 5: Solve for x
    x = 12,791,005,748.29/154,906.34
  6. Step 6: Final answer
    x = 82,572.51

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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.