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Finding the Fourth Proportional to 240,758.48, 332,157.48 and 155,922.32

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Solution

The fourth proportional to 240,758.48, 332,157.48 and 155,922.32 is: 215,115.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,758.48 : 332,157.48 = 155,922.32 : x
  2. Step 2: Convert to fraction form
    240,758.48/332,157.48 = 155,922.32/x
  3. Step 3: Cross multiply
    240,758.48x = 332,157.48 × 155,922.32
  4. Step 4: Simplify right side
    240,758.48x = 51,790,764,886.95
  5. Step 5: Solve for x
    x = 51,790,764,886.95/240,758.48
  6. Step 6: Final answer
    x = 215,115.02

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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.