Home / 75,200.89-103,777.25-44,987.47

Finding the Fourth Proportional to 75,200.89, 103,777.25 and 44,987.47

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Solution

The fourth proportional to 75,200.89, 103,777.25 and 44,987.47 is: 62,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,200.89 : 103,777.25 = 44,987.47 : x
  2. Step 2: Convert to fraction form
    75,200.89/103,777.25 = 44,987.47/x
  3. Step 3: Cross multiply
    75,200.89x = 103,777.25 × 44,987.47
  4. Step 4: Simplify right side
    75,200.89x = 4,668,675,696.12
  5. Step 5: Solve for x
    x = 4,668,675,696.12/75,200.89
  6. Step 6: Final answer
    x = 62,082.72

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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.