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Finding the Fourth Proportional to 95,788.92, 132,188.71 and 53,347.45

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Solution

The fourth proportional to 95,788.92, 132,188.71 and 53,347.45 is: 73,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,788.92 : 132,188.71 = 53,347.45 : x
  2. Step 2: Convert to fraction form
    95,788.92/132,188.71 = 53,347.45/x
  3. Step 3: Cross multiply
    95,788.92x = 132,188.71 × 53,347.45
  4. Step 4: Simplify right side
    95,788.92x = 7,051,930,730.66
  5. Step 5: Solve for x
    x = 7,051,930,730.66/95,788.92
  6. Step 6: Final answer
    x = 73,619.48

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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.