Home / 49,839.63-68,780.34-27,179.86

Finding the Fourth Proportional to 49,839.63, 68,780.34 and 27,179.86

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Solution

The fourth proportional to 49,839.63, 68,780.34 and 27,179.86 is: 37,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,839.63 : 68,780.34 = 27,179.86 : x
  2. Step 2: Convert to fraction form
    49,839.63/68,780.34 = 27,179.86/x
  3. Step 3: Cross multiply
    49,839.63x = 68,780.34 × 27,179.86
  4. Step 4: Simplify right side
    49,839.63x = 1,869,439,668.05
  5. Step 5: Solve for x
    x = 1,869,439,668.05/49,839.63
  6. Step 6: Final answer
    x = 37,509.10

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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.