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Finding the Fourth Proportional to 162,230.34, 223,863.30 and 90,600.42

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Solution

The fourth proportional to 162,230.34, 223,863.30 and 90,600.42 is: 125,020.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,230.34 : 223,863.30 = 90,600.42 : x
  2. Step 2: Convert to fraction form
    162,230.34/223,863.30 = 90,600.42/x
  3. Step 3: Cross multiply
    162,230.34x = 223,863.30 × 90,600.42
  4. Step 4: Simplify right side
    162,230.34x = 20,282,109,002.59
  5. Step 5: Solve for x
    x = 20,282,109,002.59/162,230.34
  6. Step 6: Final answer
    x = 125,020.44

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1.5x scale

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.