Home / 49,780.17-68,695.70-27,119.61

Finding the Fourth Proportional to 49,780.17, 68,695.70 and 27,119.61

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Solution

The fourth proportional to 49,780.17, 68,695.70 and 27,119.61 is: 37,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,780.17 : 68,695.70 = 27,119.61 : x
  2. Step 2: Convert to fraction form
    49,780.17/68,695.70 = 27,119.61/x
  3. Step 3: Cross multiply
    49,780.17x = 68,695.70 × 27,119.61
  4. Step 4: Simplify right side
    49,780.17x = 1,863,000,457.08
  5. Step 5: Solve for x
    x = 1,863,000,457.08/49,780.17
  6. Step 6: Final answer
    x = 37,424.55

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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.