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Finding the Fourth Proportional to 95,600.88, 131,928.84 and 53,159.64

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Solution

The fourth proportional to 95,600.88, 131,928.84 and 53,159.64 is: 73,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,600.88 : 131,928.84 = 53,159.64 : x
  2. Step 2: Convert to fraction form
    95,600.88/131,928.84 = 53,159.64/x
  3. Step 3: Cross multiply
    95,600.88x = 131,928.84 × 53,159.64
  4. Step 4: Simplify right side
    95,600.88x = 7,013,289,640.02
  5. Step 5: Solve for x
    x = 7,013,289,640.02/95,600.88
  6. Step 6: Final answer
    x = 73,360.10

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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.