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Finding the Fourth Proportional to 94,954.96, 131,037.60 and 54,654

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Solution

The fourth proportional to 94,954.96, 131,037.60 and 54,654 is: 75,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,954.96 : 131,037.60 = 54,654 : x
  2. Step 2: Convert to fraction form
    94,954.96/131,037.60 = 54,654/x
  3. Step 3: Cross multiply
    94,954.96x = 131,037.60 × 54,654
  4. Step 4: Simplify right side
    94,954.96x = 7,161,728,990.40
  5. Step 5: Solve for x
    x = 7,161,728,990.40/94,954.96
  6. Step 6: Final answer
    x = 75,422.38

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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.