Home / 67,323.62-92,906.78-40,481.50

Finding the Fourth Proportional to 67,323.62, 92,906.78 and 40,481.50

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Solution

The fourth proportional to 67,323.62, 92,906.78 and 40,481.50 is: 55,864.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,323.62 : 92,906.78 = 40,481.50 : x
  2. Step 2: Convert to fraction form
    67,323.62/92,906.78 = 40,481.50/x
  3. Step 3: Cross multiply
    67,323.62x = 92,906.78 × 40,481.50
  4. Step 4: Simplify right side
    67,323.62x = 3,761,005,814.57
  5. Step 5: Solve for x
    x = 3,761,005,814.57/67,323.62
  6. Step 6: Final answer
    x = 55,864.58

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1.5x scale

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.