Home / 73,976.12-102,063.98-43,764.92

Finding the Fourth Proportional to 73,976.12, 102,063.98 and 43,764.92

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Solution

The fourth proportional to 73,976.12, 102,063.98 and 43,764.92 is: 60,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,976.12 : 102,063.98 = 43,764.92 : x
  2. Step 2: Convert to fraction form
    73,976.12/102,063.98 = 43,764.92/x
  3. Step 3: Cross multiply
    73,976.12x = 102,063.98 × 43,764.92
  4. Step 4: Simplify right side
    73,976.12x = 4,466,821,919.58
  5. Step 5: Solve for x
    x = 4,466,821,919.58/73,976.12
  6. Step 6: Final answer
    x = 60,381.94

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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.