Home / 146,512.40-219,898.20-125,517.20

Finding the Fourth Proportional to 146,512.40, 219,898.20 and 125,517.20

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Solution

The fourth proportional to 146,512.40, 219,898.20 and 125,517.20 is: 188,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,512.40 : 219,898.20 = 125,517.20 : x
  2. Step 2: Convert to fraction form
    146,512.40/219,898.20 = 125,517.20/x
  3. Step 3: Cross multiply
    146,512.40x = 219,898.20 × 125,517.20
  4. Step 4: Simplify right side
    146,512.40x = 27,601,006,349.04
  5. Step 5: Solve for x
    x = 27,601,006,349.04/146,512.40
  6. Step 6: Final answer
    x = 188,386.83

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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.