Home / 74,249.01-111,428.87-29,876.14

Finding the Fourth Proportional to 74,249.01, 111,428.87 and 29,876.14

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Solution

The fourth proportional to 74,249.01, 111,428.87 and 29,876.14 is: 44,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.01 : 111,428.87 = 29,876.14 : x
  2. Step 2: Convert to fraction form
    74,249.01/111,428.87 = 29,876.14/x
  3. Step 3: Cross multiply
    74,249.01x = 111,428.87 × 29,876.14
  4. Step 4: Simplify right side
    74,249.01x = 3,329,064,520.16
  5. Step 5: Solve for x
    x = 3,329,064,520.16/74,249.01
  6. Step 6: Final answer
    x = 44,836.48

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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.