Home / 67,820.22-101,697.53-23,431.41

Finding the Fourth Proportional to 67,820.22, 101,697.53 and 23,431.41

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Solution

The fourth proportional to 67,820.22, 101,697.53 and 23,431.41 is: 35,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,820.22 : 101,697.53 = 23,431.41 : x
  2. Step 2: Convert to fraction form
    67,820.22/101,697.53 = 23,431.41/x
  3. Step 3: Cross multiply
    67,820.22x = 101,697.53 × 23,431.41
  4. Step 4: Simplify right side
    67,820.22x = 2,382,916,404.26
  5. Step 5: Solve for x
    x = 2,382,916,404.26/67,820.22
  6. Step 6: Final answer
    x = 35,135.78

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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.