Home / 27,777.66-41,695.77-27,150.78

Finding the Fourth Proportional to 27,777.66, 41,695.77 and 27,150.78

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Solution

The fourth proportional to 27,777.66, 41,695.77 and 27,150.78 is: 40,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777.66 : 41,695.77 = 27,150.78 : x
  2. Step 2: Convert to fraction form
    27,777.66/41,695.77 = 27,150.78/x
  3. Step 3: Cross multiply
    27,777.66x = 41,695.77 × 27,150.78
  4. Step 4: Simplify right side
    27,777.66x = 1,132,072,678.20
  5. Step 5: Solve for x
    x = 1,132,072,678.20/27,777.66
  6. Step 6: Final answer
    x = 40,754.79

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1.5x scale

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.