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Finding the Fourth Proportional to 95,919.52, 132,364.08 and 53,469.84

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Solution

The fourth proportional to 95,919.52, 132,364.08 and 53,469.84 is: 73,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,919.52 : 132,364.08 = 53,469.84 : x
  2. Step 2: Convert to fraction form
    95,919.52/132,364.08 = 53,469.84/x
  3. Step 3: Cross multiply
    95,919.52x = 132,364.08 × 53,469.84
  4. Step 4: Simplify right side
    95,919.52x = 7,077,486,179.35
  5. Step 5: Solve for x
    x = 7,077,486,179.35/95,919.52
  6. Step 6: Final answer
    x = 73,785.67

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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.