Home / 49,121.88-67,788.36-27,901.32

Finding the Fourth Proportional to 49,121.88, 67,788.36 and 27,901.32

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Solution

The fourth proportional to 49,121.88, 67,788.36 and 27,901.32 is: 38,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,121.88 : 67,788.36 = 27,901.32 : x
  2. Step 2: Convert to fraction form
    49,121.88/67,788.36 = 27,901.32/x
  3. Step 3: Cross multiply
    49,121.88x = 67,788.36 × 27,901.32
  4. Step 4: Simplify right side
    49,121.88x = 1,891,384,724.64
  5. Step 5: Solve for x
    x = 1,891,384,724.64/49,121.88
  6. Step 6: Final answer
    x = 38,503.92

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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.