Home / 40,103.01-60,120.68-25,279.25

Finding the Fourth Proportional to 40,103.01, 60,120.68 and 25,279.25

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Solution

The fourth proportional to 40,103.01, 60,120.68 and 25,279.25 is: 37,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,103.01 : 60,120.68 = 25,279.25 : x
  2. Step 2: Convert to fraction form
    40,103.01/60,120.68 = 25,279.25/x
  3. Step 3: Cross multiply
    40,103.01x = 60,120.68 × 25,279.25
  4. Step 4: Simplify right side
    40,103.01x = 1,519,805,415.09
  5. Step 5: Solve for x
    x = 1,519,805,415.09/40,103.01
  6. Step 6: Final answer
    x = 37,897.54

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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.