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Finding the Fourth Proportional to 162,286.68, 223,687.98 and 108,552.36

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Solution

The fourth proportional to 162,286.68, 223,687.98 and 108,552.36 is: 149,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,286.68 : 223,687.98 = 108,552.36 : x
  2. Step 2: Convert to fraction form
    162,286.68/223,687.98 = 108,552.36/x
  3. Step 3: Cross multiply
    162,286.68x = 223,687.98 × 108,552.36
  4. Step 4: Simplify right side
    162,286.68x = 24,281,858,132.63
  5. Step 5: Solve for x
    x = 24,281,858,132.63/162,286.68
  6. Step 6: Final answer
    x = 149,623.24

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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.