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Finding the Fourth Proportional to 95,758.45, 132,147.59 and 53,317.90

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Solution

The fourth proportional to 95,758.45, 132,147.59 and 53,317.90 is: 73,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,758.45 : 132,147.59 = 53,317.90 : x
  2. Step 2: Convert to fraction form
    95,758.45/132,147.59 = 53,317.90/x
  3. Step 3: Cross multiply
    95,758.45x = 132,147.59 × 53,317.90
  4. Step 4: Simplify right side
    95,758.45x = 7,045,831,144.13
  5. Step 5: Solve for x
    x = 7,045,831,144.13/95,758.45
  6. Step 6: Final answer
    x = 73,579.21

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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.