Home / 50,631.97-69,872.61-27,971.50

Finding the Fourth Proportional to 50,631.97, 69,872.61 and 27,971.50

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Solution

The fourth proportional to 50,631.97, 69,872.61 and 27,971.50 is: 38,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,631.97 : 69,872.61 = 27,971.50 : x
  2. Step 2: Convert to fraction form
    50,631.97/69,872.61 = 27,971.50/x
  3. Step 3: Cross multiply
    50,631.97x = 69,872.61 × 27,971.50
  4. Step 4: Simplify right side
    50,631.97x = 1,954,441,710.62
  5. Step 5: Solve for x
    x = 1,954,441,710.62/50,631.97
  6. Step 6: Final answer
    x = 38,600.94

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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.