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Finding the Fourth Proportional to 95,432.58, 131,696.28 and 52,991.01

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Solution

The fourth proportional to 95,432.58, 131,696.28 and 52,991.01 is: 73,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,432.58 : 131,696.28 = 52,991.01 : x
  2. Step 2: Convert to fraction form
    95,432.58/131,696.28 = 52,991.01/x
  3. Step 3: Cross multiply
    95,432.58x = 131,696.28 × 52,991.01
  4. Step 4: Simplify right side
    95,432.58x = 6,978,718,890.44
  5. Step 5: Solve for x
    x = 6,978,718,890.44/95,432.58
  6. Step 6: Final answer
    x = 73,127.22

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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.