Home / 74,197.38-111,296.25-21,608.14

Finding the Fourth Proportional to 74,197.38, 111,296.25 and 21,608.14

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Solution

The fourth proportional to 74,197.38, 111,296.25 and 21,608.14 is: 32,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197.38 : 111,296.25 = 21,608.14 : x
  2. Step 2: Convert to fraction form
    74,197.38/111,296.25 = 21,608.14/x
  3. Step 3: Cross multiply
    74,197.38x = 111,296.25 × 21,608.14
  4. Step 4: Simplify right side
    74,197.38x = 2,404,904,951.48
  5. Step 5: Solve for x
    x = 2,404,904,951.48/74,197.38
  6. Step 6: Final answer
    x = 32,412.26

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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.