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Finding the Fourth Proportional to 101,797.03, 152,695.55 and 55,141.03

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Solution

The fourth proportional to 101,797.03, 152,695.55 and 55,141.03 is: 82,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,797.03 : 152,695.55 = 55,141.03 : x
  2. Step 2: Convert to fraction form
    101,797.03/152,695.55 = 55,141.03/x
  3. Step 3: Cross multiply
    101,797.03x = 152,695.55 × 55,141.03
  4. Step 4: Simplify right side
    101,797.03x = 8,419,789,903.42
  5. Step 5: Solve for x
    x = 8,419,789,903.42/101,797.03
  6. Step 6: Final answer
    x = 82,711.55

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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.