Home / 49,803.20-68,728.41-27,447.20

Finding the Fourth Proportional to 49,803.20, 68,728.41 and 27,447.20

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Solution

The fourth proportional to 49,803.20, 68,728.41 and 27,447.20 is: 37,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.20 : 68,728.41 = 27,447.20 : x
  2. Step 2: Convert to fraction form
    49,803.20/68,728.41 = 27,447.20/x
  3. Step 3: Cross multiply
    49,803.20x = 68,728.41 × 27,447.20
  4. Step 4: Simplify right side
    49,803.20x = 1,886,402,414.95
  5. Step 5: Solve for x
    x = 1,886,402,414.95/49,803.20
  6. Step 6: Final answer
    x = 37,877.13

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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.