Home / 32,990.29-49,377.20-17,974.51

Finding the Fourth Proportional to 32,990.29, 49,377.20 and 17,974.51

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Solution

The fourth proportional to 32,990.29, 49,377.20 and 17,974.51 is: 26,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.29 : 49,377.20 = 17,974.51 : x
  2. Step 2: Convert to fraction form
    32,990.29/49,377.20 = 17,974.51/x
  3. Step 3: Cross multiply
    32,990.29x = 49,377.20 × 17,974.51
  4. Step 4: Simplify right side
    32,990.29x = 887,530,761.86
  5. Step 5: Solve for x
    x = 887,530,761.86/32,990.29
  6. Step 6: Final answer
    x = 26,902.79

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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.