Home / 49,157.52-67,840.38-27,940.92

Finding the Fourth Proportional to 49,157.52, 67,840.38 and 27,940.92

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Solution

The fourth proportional to 49,157.52, 67,840.38 and 27,940.92 is: 38,560.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,157.52 : 67,840.38 = 27,940.92 : x
  2. Step 2: Convert to fraction form
    49,157.52/67,840.38 = 27,940.92/x
  3. Step 3: Cross multiply
    49,157.52x = 67,840.38 × 27,940.92
  4. Step 4: Simplify right side
    49,157.52x = 1,895,522,630.35
  5. Step 5: Solve for x
    x = 1,895,522,630.35/49,157.52
  6. Step 6: Final answer
    x = 38,560.18

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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.