Home / 75,204.14-103,781.74-44,990.72

Finding the Fourth Proportional to 75,204.14, 103,781.74 and 44,990.72

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Solution

The fourth proportional to 75,204.14, 103,781.74 and 44,990.72 is: 62,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,204.14 : 103,781.74 = 44,990.72 : x
  2. Step 2: Convert to fraction form
    75,204.14/103,781.74 = 44,990.72/x
  3. Step 3: Cross multiply
    75,204.14x = 103,781.74 × 44,990.72
  4. Step 4: Simplify right side
    75,204.14x = 4,669,215,205.45
  5. Step 5: Solve for x
    x = 4,669,215,205.45/75,204.14
  6. Step 6: Final answer
    x = 62,087.21

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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.