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Finding the Fourth Proportional to 239,751.96, 359,534.43 and 89,910.60

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Solution

The fourth proportional to 239,751.96, 359,534.43 and 89,910.60 is: 134,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,751.96 : 359,534.43 = 89,910.60 : x
  2. Step 2: Convert to fraction form
    239,751.96/359,534.43 = 89,910.60/x
  3. Step 3: Cross multiply
    239,751.96x = 359,534.43 × 89,910.60
  4. Step 4: Simplify right side
    239,751.96x = 32,325,956,321.96
  5. Step 5: Solve for x
    x = 32,325,956,321.96/239,751.96
  6. Step 6: Final answer
    x = 134,830.83

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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.