Home / 151,849.70-227,769.15-68,743.70

Finding the Fourth Proportional to 151,849.70, 227,769.15 and 68,743.70

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Solution

The fourth proportional to 151,849.70, 227,769.15 and 68,743.70 is: 103,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,849.70 : 227,769.15 = 68,743.70 : x
  2. Step 2: Convert to fraction form
    151,849.70/227,769.15 = 68,743.70/x
  3. Step 3: Cross multiply
    151,849.70x = 227,769.15 × 68,743.70
  4. Step 4: Simplify right side
    151,849.70x = 15,657,694,116.86
  5. Step 5: Solve for x
    x = 15,657,694,116.86/151,849.70
  6. Step 6: Final answer
    x = 103,113.11

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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.