Home / 74,257.97-102,458.12-41,993.24

Finding the Fourth Proportional to 74,257.97, 102,458.12 and 41,993.24

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Solution

The fourth proportional to 74,257.97, 102,458.12 and 41,993.24 is: 57,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,257.97 : 102,458.12 = 41,993.24 : x
  2. Step 2: Convert to fraction form
    74,257.97/102,458.12 = 41,993.24/x
  3. Step 3: Cross multiply
    74,257.97x = 102,458.12 × 41,993.24
  4. Step 4: Simplify right side
    74,257.97x = 4,302,547,700.85
  5. Step 5: Solve for x
    x = 4,302,547,700.85/74,257.97
  6. Step 6: Final answer
    x = 57,940.55

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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.