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Finding the Fourth Proportional to 65,357.20, 98,100.60 and 32,114.80

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Solution

The fourth proportional to 65,357.20, 98,100.60 and 32,114.80 is: 48,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,357.20 : 98,100.60 = 32,114.80 : x
  2. Step 2: Convert to fraction form
    65,357.20/98,100.60 = 32,114.80/x
  3. Step 3: Cross multiply
    65,357.20x = 98,100.60 × 32,114.80
  4. Step 4: Simplify right side
    65,357.20x = 3,150,481,148.88
  5. Step 5: Solve for x
    x = 3,150,481,148.88/65,357.20
  6. Step 6: Final answer
    x = 48,204.04

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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.