Home / 27,980.27-41,966.27-10,206.77

Finding the Fourth Proportional to 27,980.27, 41,966.27 and 10,206.77

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Solution

The fourth proportional to 27,980.27, 41,966.27 and 10,206.77 is: 15,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,980.27 : 41,966.27 = 10,206.77 : x
  2. Step 2: Convert to fraction form
    27,980.27/41,966.27 = 10,206.77/x
  3. Step 3: Cross multiply
    27,980.27x = 41,966.27 × 10,206.77
  4. Step 4: Simplify right side
    27,980.27x = 428,339,804.78
  5. Step 5: Solve for x
    x = 428,339,804.78/27,980.27
  6. Step 6: Final answer
    x = 15,308.64

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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.