Home / 49,716.18-74,571.84-18,549

Finding the Fourth Proportional to 49,716.18, 74,571.84 and 18,549

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Solution

The fourth proportional to 49,716.18, 74,571.84 and 18,549 is: 27,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,716.18 : 74,571.84 = 18,549 : x
  2. Step 2: Convert to fraction form
    49,716.18/74,571.84 = 18,549/x
  3. Step 3: Cross multiply
    49,716.18x = 74,571.84 × 18,549
  4. Step 4: Simplify right side
    49,716.18x = 1,383,233,060.16
  5. Step 5: Solve for x
    x = 1,383,233,060.16/49,716.18
  6. Step 6: Final answer
    x = 27,822.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.