Home / 165,711.24-247,314.96-154,474.92

Finding the Fourth Proportional to 165,711.24, 247,314.96 and 154,474.92

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Solution

The fourth proportional to 165,711.24, 247,314.96 and 154,474.92 is: 230,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,711.24 : 247,314.96 = 154,474.92 : x
  2. Step 2: Convert to fraction form
    165,711.24/247,314.96 = 154,474.92/x
  3. Step 3: Cross multiply
    165,711.24x = 247,314.96 × 154,474.92
  4. Step 4: Simplify right side
    165,711.24x = 38,203,958,660.80
  5. Step 5: Solve for x
    x = 38,203,958,660.80/165,711.24
  6. Step 6: Final answer
    x = 230,545.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.