Home / 67,549.05-101,324.97-20,801.88

Finding the Fourth Proportional to 67,549.05, 101,324.97 and 20,801.88

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Solution

The fourth proportional to 67,549.05, 101,324.97 and 20,801.88 is: 31,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,549.05 : 101,324.97 = 20,801.88 : x
  2. Step 2: Convert to fraction form
    67,549.05/101,324.97 = 20,801.88/x
  3. Step 3: Cross multiply
    67,549.05x = 101,324.97 × 20,801.88
  4. Step 4: Simplify right side
    67,549.05x = 2,107,749,256.31
  5. Step 5: Solve for x
    x = 2,107,749,256.31/67,549.05
  6. Step 6: Final answer
    x = 31,203.24

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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.