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Finding the Fourth Proportional to 95,095, 131,199.31 and 54,808.03

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Solution

The fourth proportional to 95,095, 131,199.31 and 54,808.03 is: 75,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,095 : 131,199.31 = 54,808.03 : x
  2. Step 2: Convert to fraction form
    95,095/131,199.31 = 54,808.03/x
  3. Step 3: Cross multiply
    95,095x = 131,199.31 × 54,808.03
  4. Step 4: Simplify right side
    95,095x = 7,190,775,718.46
  5. Step 5: Solve for x
    x = 7,190,775,718.46/95,095
  6. Step 6: Final answer
    x = 75,616.76

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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.