Home / 27,777.30-41,664.69-8,055.42

Finding the Fourth Proportional to 27,777.30, 41,664.69 and 8,055.42

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Solution

The fourth proportional to 27,777.30, 41,664.69 and 8,055.42 is: 12,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777.30 : 41,664.69 = 8,055.42 : x
  2. Step 2: Convert to fraction form
    27,777.30/41,664.69 = 8,055.42/x
  3. Step 3: Cross multiply
    27,777.30x = 41,664.69 × 8,055.42
  4. Step 4: Simplify right side
    27,777.30x = 335,626,577.12
  5. Step 5: Solve for x
    x = 335,626,577.12/27,777.30
  6. Step 6: Final answer
    x = 12,082.76

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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.