Home / 74,177.94-111,281.49-27,431.22

Finding the Fourth Proportional to 74,177.94, 111,281.49 and 27,431.22

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Solution

The fourth proportional to 74,177.94, 111,281.49 and 27,431.22 is: 41,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,177.94 : 111,281.49 = 27,431.22 : x
  2. Step 2: Convert to fraction form
    74,177.94/111,281.49 = 27,431.22/x
  3. Step 3: Cross multiply
    74,177.94x = 111,281.49 × 27,431.22
  4. Step 4: Simplify right side
    74,177.94x = 3,052,587,034.12
  5. Step 5: Solve for x
    x = 3,052,587,034.12/74,177.94
  6. Step 6: Final answer
    x = 41,152.22

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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.