Home / 67,569.76-101,372.22-25,450.16

Finding the Fourth Proportional to 67,569.76, 101,372.22 and 25,450.16

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Solution

The fourth proportional to 67,569.76, 101,372.22 and 25,450.16 is: 38,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,569.76 : 101,372.22 = 25,450.16 : x
  2. Step 2: Convert to fraction form
    67,569.76/101,372.22 = 25,450.16/x
  3. Step 3: Cross multiply
    67,569.76x = 101,372.22 × 25,450.16
  4. Step 4: Simplify right side
    67,569.76x = 2,579,939,218.56
  5. Step 5: Solve for x
    x = 2,579,939,218.56/67,569.76
  6. Step 6: Final answer
    x = 38,181.86

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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.