Home / 240,581.91-360,869.08-82,811.73

Finding the Fourth Proportional to 240,581.91, 360,869.08 and 82,811.73

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Solution

The fourth proportional to 240,581.91, 360,869.08 and 82,811.73 is: 124,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,581.91 : 360,869.08 = 82,811.73 : x
  2. Step 2: Convert to fraction form
    240,581.91/360,869.08 = 82,811.73/x
  3. Step 3: Cross multiply
    240,581.91x = 360,869.08 × 82,811.73
  4. Step 4: Simplify right side
    240,581.91x = 29,884,192,818.31
  5. Step 5: Solve for x
    x = 29,884,192,818.31/240,581.91
  6. Step 6: Final answer
    x = 124,216.29

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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.