Home / 51,983.24-71,736.90-28,110.12

Finding the Fourth Proportional to 51,983.24, 71,736.90 and 28,110.12

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Solution

The fourth proportional to 51,983.24, 71,736.90 and 28,110.12 is: 38,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,983.24 : 71,736.90 = 28,110.12 : x
  2. Step 2: Convert to fraction form
    51,983.24/71,736.90 = 28,110.12/x
  3. Step 3: Cross multiply
    51,983.24x = 71,736.90 × 28,110.12
  4. Step 4: Simplify right side
    51,983.24x = 2,016,532,867.43
  5. Step 5: Solve for x
    x = 2,016,532,867.43/51,983.24
  6. Step 6: Final answer
    x = 38,791.98

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1.5x scale

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.