Home / 49,718.16-74,596.68-18,546.12

Finding the Fourth Proportional to 49,718.16, 74,596.68 and 18,546.12

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Solution

The fourth proportional to 49,718.16, 74,596.68 and 18,546.12 is: 27,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,718.16 : 74,596.68 = 18,546.12 : x
  2. Step 2: Convert to fraction form
    49,718.16/74,596.68 = 18,546.12/x
  3. Step 3: Cross multiply
    49,718.16x = 74,596.68 × 18,546.12
  4. Step 4: Simplify right side
    49,718.16x = 1,383,478,978.88
  5. Step 5: Solve for x
    x = 1,383,478,978.88/49,718.16
  6. Step 6: Final answer
    x = 27,826.43

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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.