Home / 67,149.06-100,724.75-22,776.96

Finding the Fourth Proportional to 67,149.06, 100,724.75 and 22,776.96

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Solution

The fourth proportional to 67,149.06, 100,724.75 and 22,776.96 is: 34,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,149.06 : 100,724.75 = 22,776.96 : x
  2. Step 2: Convert to fraction form
    67,149.06/100,724.75 = 22,776.96/x
  3. Step 3: Cross multiply
    67,149.06x = 100,724.75 × 22,776.96
  4. Step 4: Simplify right side
    67,149.06x = 2,294,203,601.76
  5. Step 5: Solve for x
    x = 2,294,203,601.76/67,149.06
  6. Step 6: Final answer
    x = 34,165.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.