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Finding the Fourth Proportional to 68,132.82, 94,027.70 and 37,918.04

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Solution

The fourth proportional to 68,132.82, 94,027.70 and 37,918.04 is: 52,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,132.82 : 94,027.70 = 37,918.04 : x
  2. Step 2: Convert to fraction form
    68,132.82/94,027.70 = 37,918.04/x
  3. Step 3: Cross multiply
    68,132.82x = 94,027.70 × 37,918.04
  4. Step 4: Simplify right side
    68,132.82x = 3,565,345,900.12
  5. Step 5: Solve for x
    x = 3,565,345,900.12/68,132.82
  6. Step 6: Final answer
    x = 52,329.35

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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.