Home / 38,508.72-57,738.17-25,321.11

Finding the Fourth Proportional to 38,508.72, 57,738.17 and 25,321.11

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Solution

The fourth proportional to 38,508.72, 57,738.17 and 25,321.11 is: 37,965.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.72 : 57,738.17 = 25,321.11 : x
  2. Step 2: Convert to fraction form
    38,508.72/57,738.17 = 25,321.11/x
  3. Step 3: Cross multiply
    38,508.72x = 57,738.17 × 25,321.11
  4. Step 4: Simplify right side
    38,508.72x = 1,461,994,427.16
  5. Step 5: Solve for x
    x = 1,461,994,427.16/38,508.72
  6. Step 6: Final answer
    x = 37,965.28

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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.