Home / 49,085.20-67,737.90-27,864.82

Finding the Fourth Proportional to 49,085.20, 67,737.90 and 27,864.82

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Solution

The fourth proportional to 49,085.20, 67,737.90 and 27,864.82 is: 38,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,085.20 : 67,737.90 = 27,864.82 : x
  2. Step 2: Convert to fraction form
    49,085.20/67,737.90 = 27,864.82/x
  3. Step 3: Cross multiply
    49,085.20x = 67,737.90 × 27,864.82
  4. Step 4: Simplify right side
    49,085.20x = 1,887,504,390.68
  5. Step 5: Solve for x
    x = 1,887,504,390.68/49,085.20
  6. Step 6: Final answer
    x = 38,453.64

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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.