Home / 75,201.38-103,777.90-44,987.97

Finding the Fourth Proportional to 75,201.38, 103,777.90 and 44,987.97

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Solution

The fourth proportional to 75,201.38, 103,777.90 and 44,987.97 is: 62,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,201.38 : 103,777.90 = 44,987.97 : x
  2. Step 2: Convert to fraction form
    75,201.38/103,777.90 = 44,987.97/x
  3. Step 3: Cross multiply
    75,201.38x = 103,777.90 × 44,987.97
  4. Step 4: Simplify right side
    75,201.38x = 4,668,757,051.86
  5. Step 5: Solve for x
    x = 4,668,757,051.86/75,201.38
  6. Step 6: Final answer
    x = 62,083.40

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1.5x scale

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.