Home / 49,015.53-67,640.67-27,795.96

Finding the Fourth Proportional to 49,015.53, 67,640.67 and 27,795.96

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Solution

The fourth proportional to 49,015.53, 67,640.67 and 27,795.96 is: 38,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,015.53 : 67,640.67 = 27,795.96 : x
  2. Step 2: Convert to fraction form
    49,015.53/67,640.67 = 27,795.96/x
  3. Step 3: Cross multiply
    49,015.53x = 67,640.67 × 27,795.96
  4. Step 4: Simplify right side
    49,015.53x = 1,880,137,357.69
  5. Step 5: Solve for x
    x = 1,880,137,357.69/49,015.53
  6. Step 6: Final answer
    x = 38,357.99

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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.