Home / 154,764.20-231,927.60-95,423.60

Finding the Fourth Proportional to 154,764.20, 231,927.60 and 95,423.60

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Solution

The fourth proportional to 154,764.20, 231,927.60 and 95,423.60 is: 143,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,764.20 : 231,927.60 = 95,423.60 : x
  2. Step 2: Convert to fraction form
    154,764.20/231,927.60 = 95,423.60/x
  3. Step 3: Cross multiply
    154,764.20x = 231,927.60 × 95,423.60
  4. Step 4: Simplify right side
    154,764.20x = 22,131,366,531.36
  5. Step 5: Solve for x
    x = 22,131,366,531.36/154,764.20
  6. Step 6: Final answer
    x = 143,000.56

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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.