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Finding the Fourth Proportional to 169,808.88, 234,238.67 and 106,035.96

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Solution

The fourth proportional to 169,808.88, 234,238.67 and 106,035.96 is: 146,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,808.88 : 234,238.67 = 106,035.96 : x
  2. Step 2: Convert to fraction form
    169,808.88/234,238.67 = 106,035.96/x
  3. Step 3: Cross multiply
    169,808.88x = 234,238.67 × 106,035.96
  4. Step 4: Simplify right side
    169,808.88x = 24,837,722,242.57
  5. Step 5: Solve for x
    x = 24,837,722,242.57/169,808.88
  6. Step 6: Final answer
    x = 146,268.69

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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.