Home / 103,290.25-155,000.92-44,126.37

Finding the Fourth Proportional to 103,290.25, 155,000.92 and 44,126.37

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Solution

The fourth proportional to 103,290.25, 155,000.92 and 44,126.37 is: 66,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,290.25 : 155,000.92 = 44,126.37 : x
  2. Step 2: Convert to fraction form
    103,290.25/155,000.92 = 44,126.37/x
  3. Step 3: Cross multiply
    103,290.25x = 155,000.92 × 44,126.37
  4. Step 4: Simplify right side
    103,290.25x = 6,839,627,060.94
  5. Step 5: Solve for x
    x = 6,839,627,060.94/103,290.25
  6. Step 6: Final answer
    x = 66,217.55

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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.