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Finding the Fourth Proportional to 95,091, 131,225.09 and 52,069.71

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Solution

The fourth proportional to 95,091, 131,225.09 and 52,069.71 is: 71,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,091 : 131,225.09 = 52,069.71 : x
  2. Step 2: Convert to fraction form
    95,091/131,225.09 = 52,069.71/x
  3. Step 3: Cross multiply
    95,091x = 131,225.09 × 52,069.71
  4. Step 4: Simplify right side
    95,091x = 6,832,852,120.68
  5. Step 5: Solve for x
    x = 6,832,852,120.68/95,091
  6. Step 6: Final answer
    x = 71,855.93

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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.