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Finding the Fourth Proportional to 67,796.70, 101,695.62 and 17,883.87

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Solution

The fourth proportional to 67,796.70, 101,695.62 and 17,883.87 is: 26,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,796.70 : 101,695.62 = 17,883.87 : x
  2. Step 2: Convert to fraction form
    67,796.70/101,695.62 = 17,883.87/x
  3. Step 3: Cross multiply
    67,796.70x = 101,695.62 × 17,883.87
  4. Step 4: Simplify right side
    67,796.70x = 1,818,711,247.65
  5. Step 5: Solve for x
    x = 1,818,711,247.65/67,796.70
  6. Step 6: Final answer
    x = 26,825.96

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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.