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Finding the Fourth Proportional to 54,592.50, 81,801 and 45,844.50

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Solution

The fourth proportional to 54,592.50, 81,801 and 45,844.50 is: 68,693.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,592.50 : 81,801 = 45,844.50 : x
  2. Step 2: Convert to fraction form
    54,592.50/81,801 = 45,844.50/x
  3. Step 3: Cross multiply
    54,592.50x = 81,801 × 45,844.50
  4. Step 4: Simplify right side
    54,592.50x = 3,750,125,944.50
  5. Step 5: Solve for x
    x = 3,750,125,944.50/54,592.50
  6. Step 6: Final answer
    x = 68,693.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.