Home / 95,670.97-131,981.76-61,690.37

Finding the Fourth Proportional to 95,670.97, 131,981.76 and 61,690.37

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Solution

The fourth proportional to 95,670.97, 131,981.76 and 61,690.37 is: 85,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,670.97 : 131,981.76 = 61,690.37 : x
  2. Step 2: Convert to fraction form
    95,670.97/131,981.76 = 61,690.37/x
  3. Step 3: Cross multiply
    95,670.97x = 131,981.76 × 61,690.37
  4. Step 4: Simplify right side
    95,670.97x = 8,142,002,947.74
  5. Step 5: Solve for x
    x = 8,142,002,947.74/95,670.97
  6. Step 6: Final answer
    x = 85,104.22

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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.