Home / 74,388.38-111,583.17-27,641.25

Finding the Fourth Proportional to 74,388.38, 111,583.17 and 27,641.25

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Solution

The fourth proportional to 74,388.38, 111,583.17 and 27,641.25 is: 41,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,388.38 : 111,583.17 = 27,641.25 : x
  2. Step 2: Convert to fraction form
    74,388.38/111,583.17 = 27,641.25/x
  3. Step 3: Cross multiply
    74,388.38x = 111,583.17 × 27,641.25
  4. Step 4: Simplify right side
    74,388.38x = 3,084,298,297.76
  5. Step 5: Solve for x
    x = 3,084,298,297.76/74,388.38
  6. Step 6: Final answer
    x = 41,462.10

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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.