Home / 146,932.60-220,868.70-136,532.20

Finding the Fourth Proportional to 146,932.60, 220,868.70 and 136,532.20

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Solution

The fourth proportional to 146,932.60, 220,868.70 and 136,532.20 is: 205,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,932.60 : 220,868.70 = 136,532.20 : x
  2. Step 2: Convert to fraction form
    146,932.60/220,868.70 = 136,532.20/x
  3. Step 3: Cross multiply
    146,932.60x = 220,868.70 × 136,532.20
  4. Step 4: Simplify right side
    146,932.60x = 30,155,689,522.14
  5. Step 5: Solve for x
    x = 30,155,689,522.14/146,932.60
  6. Step 6: Final answer
    x = 205,234.85

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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.