Home / 74,249.41-111,429.47-29,876.55

Finding the Fourth Proportional to 74,249.41, 111,429.47 and 29,876.55

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Solution

The fourth proportional to 74,249.41, 111,429.47 and 29,876.55 is: 44,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.41 : 111,429.47 = 29,876.55 : x
  2. Step 2: Convert to fraction form
    74,249.41/111,429.47 = 29,876.55/x
  3. Step 3: Cross multiply
    74,249.41x = 111,429.47 × 29,876.55
  4. Step 4: Simplify right side
    74,249.41x = 3,329,127,788.76
  5. Step 5: Solve for x
    x = 3,329,127,788.76/74,249.41
  6. Step 6: Final answer
    x = 44,837.09

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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.