Home / 52,806.49-79,183.81-26,121.65

Finding the Fourth Proportional to 52,806.49, 79,183.81 and 26,121.65

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Solution

The fourth proportional to 52,806.49, 79,183.81 and 26,121.65 is: 39,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,806.49 : 79,183.81 = 26,121.65 : x
  2. Step 2: Convert to fraction form
    52,806.49/79,183.81 = 26,121.65/x
  3. Step 3: Cross multiply
    52,806.49x = 79,183.81 × 26,121.65
  4. Step 4: Simplify right side
    52,806.49x = 2,068,411,407.22
  5. Step 5: Solve for x
    x = 2,068,411,407.22/52,806.49
  6. Step 6: Final answer
    x = 39,169.65

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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.