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Finding the Fourth Proportional to 95,603.44, 131,917.48 and 53,162.28

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Solution

The fourth proportional to 95,603.44, 131,917.48 and 53,162.28 is: 73,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,603.44 : 131,917.48 = 53,162.28 : x
  2. Step 2: Convert to fraction form
    95,603.44/131,917.48 = 53,162.28/x
  3. Step 3: Cross multiply
    95,603.44x = 131,917.48 × 53,162.28
  4. Step 4: Simplify right side
    95,603.44x = 7,013,034,008.65
  5. Step 5: Solve for x
    x = 7,013,034,008.65/95,603.44
  6. Step 6: Final answer
    x = 73,355.46

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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.