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Finding the Fourth Proportional to 235,306.68, 353,025.90 and 95,163.72

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Solution

The fourth proportional to 235,306.68, 353,025.90 and 95,163.72 is: 142,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,306.68 : 353,025.90 = 95,163.72 : x
  2. Step 2: Convert to fraction form
    235,306.68/353,025.90 = 95,163.72/x
  3. Step 3: Cross multiply
    235,306.68x = 353,025.90 × 95,163.72
  4. Step 4: Simplify right side
    235,306.68x = 33,595,257,900.35
  5. Step 5: Solve for x
    x = 33,595,257,900.35/235,306.68
  6. Step 6: Final answer
    x = 142,772.22

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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.