Home / 99,617.38-137,467.94-54,294.44

Finding the Fourth Proportional to 99,617.38, 137,467.94 and 54,294.44

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Solution

The fourth proportional to 99,617.38, 137,467.94 and 54,294.44 is: 74,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,617.38 : 137,467.94 = 54,294.44 : x
  2. Step 2: Convert to fraction form
    99,617.38/137,467.94 = 54,294.44/x
  3. Step 3: Cross multiply
    99,617.38x = 137,467.94 × 54,294.44
  4. Step 4: Simplify right side
    99,617.38x = 7,463,743,861.44
  5. Step 5: Solve for x
    x = 7,463,743,861.44/99,617.38
  6. Step 6: Final answer
    x = 74,924.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.