Home / 49,986.65-68,981.72-27,325.91

Finding the Fourth Proportional to 49,986.65, 68,981.72 and 27,325.91

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Solution

The fourth proportional to 49,986.65, 68,981.72 and 27,325.91 is: 37,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,986.65 : 68,981.72 = 27,325.91 : x
  2. Step 2: Convert to fraction form
    49,986.65/68,981.72 = 27,325.91/x
  3. Step 3: Cross multiply
    49,986.65x = 68,981.72 × 27,325.91
  4. Step 4: Simplify right side
    49,986.65x = 1,884,988,135.74
  5. Step 5: Solve for x
    x = 1,884,988,135.74/49,986.65
  6. Step 6: Final answer
    x = 37,709.83

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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.