Home / 36,974.04-55,508.72-31,742.66

Finding the Fourth Proportional to 36,974.04, 55,508.72 and 31,742.66

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Solution

The fourth proportional to 36,974.04, 55,508.72 and 31,742.66 is: 47,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.04 : 55,508.72 = 31,742.66 : x
  2. Step 2: Convert to fraction form
    36,974.04/55,508.72 = 31,742.66/x
  3. Step 3: Cross multiply
    36,974.04x = 55,508.72 × 31,742.66
  4. Step 4: Simplify right side
    36,974.04x = 1,761,993,989.74
  5. Step 5: Solve for x
    x = 1,761,993,989.74/36,974.04
  6. Step 6: Final answer
    x = 47,654.89

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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.