Home / 154,326.60-231,506.51-49,120.97

Finding the Fourth Proportional to 154,326.60, 231,506.51 and 49,120.97

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Solution

The fourth proportional to 154,326.60, 231,506.51 and 49,120.97 is: 73,686.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,326.60 : 231,506.51 = 49,120.97 : x
  2. Step 2: Convert to fraction form
    154,326.60/231,506.51 = 49,120.97/x
  3. Step 3: Cross multiply
    154,326.60x = 231,506.51 × 49,120.97
  4. Step 4: Simplify right side
    154,326.60x = 11,371,822,929.38
  5. Step 5: Solve for x
    x = 11,371,822,929.38/154,326.60
  6. Step 6: Final answer
    x = 73,686.73

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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.