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Finding the Fourth Proportional to 95,475, 131,755.50 and 53,037.48

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Solution

The fourth proportional to 95,475, 131,755.50 and 53,037.48 is: 73,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,475 : 131,755.50 = 53,037.48 : x
  2. Step 2: Convert to fraction form
    95,475/131,755.50 = 53,037.48/x
  3. Step 3: Cross multiply
    95,475x = 131,755.50 × 53,037.48
  4. Step 4: Simplify right side
    95,475x = 6,987,979,696.14
  5. Step 5: Solve for x
    x = 6,987,979,696.14/95,475
  6. Step 6: Final answer
    x = 73,191.72

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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.