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Finding the Fourth Proportional to 95,592.90, 131,917.77 and 53,148.90

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Solution

The fourth proportional to 95,592.90, 131,917.77 and 53,148.90 is: 73,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,592.90 : 131,917.77 = 53,148.90 : x
  2. Step 2: Convert to fraction form
    95,592.90/131,917.77 = 53,148.90/x
  3. Step 3: Cross multiply
    95,592.90x = 131,917.77 × 53,148.90
  4. Step 4: Simplify right side
    95,592.90x = 7,011,284,365.95
  5. Step 5: Solve for x
    x = 7,011,284,365.95/95,592.90
  6. Step 6: Final answer
    x = 73,345.24

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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.