Home / 75,350.24-103,984.60-41,361.92

Finding the Fourth Proportional to 75,350.24, 103,984.60 and 41,361.92

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Solution

The fourth proportional to 75,350.24, 103,984.60 and 41,361.92 is: 57,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,350.24 : 103,984.60 = 41,361.92 : x
  2. Step 2: Convert to fraction form
    75,350.24/103,984.60 = 41,361.92/x
  3. Step 3: Cross multiply
    75,350.24x = 103,984.60 × 41,361.92
  4. Step 4: Simplify right side
    75,350.24x = 4,301,002,706.43
  5. Step 5: Solve for x
    x = 4,301,002,706.43/75,350.24
  6. Step 6: Final answer
    x = 57,080.15

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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.