Home / 146,743.80-220,188.60-58,000.20

Finding the Fourth Proportional to 146,743.80, 220,188.60 and 58,000.20

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Solution

The fourth proportional to 146,743.80, 220,188.60 and 58,000.20 is: 87,029.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,743.80 : 220,188.60 = 58,000.20 : x
  2. Step 2: Convert to fraction form
    146,743.80/220,188.60 = 58,000.20/x
  3. Step 3: Cross multiply
    146,743.80x = 220,188.60 × 58,000.20
  4. Step 4: Simplify right side
    146,743.80x = 12,770,982,837.72
  5. Step 5: Solve for x
    x = 12,770,982,837.72/146,743.80
  6. Step 6: Final answer
    x = 87,029.11

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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.