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Finding the Fourth Proportional to 222,015.10, 332,934.98 and 88,870.54

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Solution

The fourth proportional to 222,015.10, 332,934.98 and 88,870.54 is: 133,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,015.10 : 332,934.98 = 88,870.54 : x
  2. Step 2: Convert to fraction form
    222,015.10/332,934.98 = 88,870.54/x
  3. Step 3: Cross multiply
    222,015.10x = 332,934.98 × 88,870.54
  4. Step 4: Simplify right side
    222,015.10x = 29,588,110,014.99
  5. Step 5: Solve for x
    x = 29,588,110,014.99/222,015.10
  6. Step 6: Final answer
    x = 133,270.71

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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.