Home / 75,126.22-103,675.41-41,134.14

Finding the Fourth Proportional to 75,126.22, 103,675.41 and 41,134.14

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Solution

The fourth proportional to 75,126.22, 103,675.41 and 41,134.14 is: 56,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,126.22 : 103,675.41 = 41,134.14 : x
  2. Step 2: Convert to fraction form
    75,126.22/103,675.41 = 41,134.14/x
  3. Step 3: Cross multiply
    75,126.22x = 103,675.41 × 41,134.14
  4. Step 4: Simplify right side
    75,126.22x = 4,264,598,829.50
  5. Step 5: Solve for x
    x = 4,264,598,829.50/75,126.22
  6. Step 6: Final answer
    x = 56,765.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.