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Finding the Fourth Proportional to 83,321.25, 114,983.34 and 45,595.50

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Solution

The fourth proportional to 83,321.25, 114,983.34 and 45,595.50 is: 62,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,321.25 : 114,983.34 = 45,595.50 : x
  2. Step 2: Convert to fraction form
    83,321.25/114,983.34 = 45,595.50/x
  3. Step 3: Cross multiply
    83,321.25x = 114,983.34 × 45,595.50
  4. Step 4: Simplify right side
    83,321.25x = 5,242,722,878.97
  5. Step 5: Solve for x
    x = 5,242,722,878.97/83,321.25
  6. Step 6: Final answer
    x = 62,921.80

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