Home / 154,439.41-231,676.40-49,233.97

Finding the Fourth Proportional to 154,439.41, 231,676.40 and 49,233.97

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Solution

The fourth proportional to 154,439.41, 231,676.40 and 49,233.97 is: 73,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,439.41 : 231,676.40 = 49,233.97 : x
  2. Step 2: Convert to fraction form
    154,439.41/231,676.40 = 49,233.97/x
  3. Step 3: Cross multiply
    154,439.41x = 231,676.40 × 49,233.97
  4. Step 4: Simplify right side
    154,439.41x = 11,406,348,927.31
  5. Step 5: Solve for x
    x = 11,406,348,927.31/154,439.41
  6. Step 6: Final answer
    x = 73,856.47

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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.