Home / 179,576.30-269,036.40-146,115.20

Finding the Fourth Proportional to 179,576.30, 269,036.40 and 146,115.20

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Solution

The fourth proportional to 179,576.30, 269,036.40 and 146,115.20 is: 218,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,576.30 : 269,036.40 = 146,115.20 : x
  2. Step 2: Convert to fraction form
    179,576.30/269,036.40 = 146,115.20/x
  3. Step 3: Cross multiply
    179,576.30x = 269,036.40 × 146,115.20
  4. Step 4: Simplify right side
    179,576.30x = 39,310,307,393.28
  5. Step 5: Solve for x
    x = 39,310,307,393.28/179,576.30
  6. Step 6: Final answer
    x = 218,905.88

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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.