Home / 135,748.20-204,059.70-96,576.60

Finding the Fourth Proportional to 135,748.20, 204,059.70 and 96,576.60

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Solution

The fourth proportional to 135,748.20, 204,059.70 and 96,576.60 is: 145,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,748.20 : 204,059.70 = 96,576.60 : x
  2. Step 2: Convert to fraction form
    135,748.20/204,059.70 = 96,576.60/x
  3. Step 3: Cross multiply
    135,748.20x = 204,059.70 × 96,576.60
  4. Step 4: Simplify right side
    135,748.20x = 19,707,392,023.02
  5. Step 5: Solve for x
    x = 19,707,392,023.02/135,748.20
  6. Step 6: Final answer
    x = 145,176.08

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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.