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Finding the Fourth Proportional to 54,797.52, 81,799.84 and 48,154.56

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Solution

The fourth proportional to 54,797.52, 81,799.84 and 48,154.56 is: 71,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,797.52 : 81,799.84 = 48,154.56 : x
  2. Step 2: Convert to fraction form
    54,797.52/81,799.84 = 48,154.56/x
  3. Step 3: Cross multiply
    54,797.52x = 81,799.84 × 48,154.56
  4. Step 4: Simplify right side
    54,797.52x = 3,939,035,303.27
  5. Step 5: Solve for x
    x = 3,939,035,303.27/54,797.52
  6. Step 6: Final answer
    x = 71,883.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.