Home / 154,592.89-231,878.00-49,383.61

Finding the Fourth Proportional to 154,592.89, 231,878.00 and 49,383.61

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Solution

The fourth proportional to 154,592.89, 231,878.00 and 49,383.61 is: 74,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,592.89 : 231,878.00 = 49,383.61 : x
  2. Step 2: Convert to fraction form
    154,592.89/231,878.00 = 49,383.61/x
  3. Step 3: Cross multiply
    154,592.89x = 231,878.00 × 49,383.61
  4. Step 4: Simplify right side
    154,592.89x = 11,450,972,472.66
  5. Step 5: Solve for x
    x = 11,450,972,472.66/154,592.89
  6. Step 6: Final answer
    x = 74,071.79

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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.