Home / 50,814.16-76,220.16-27,129.76

Finding the Fourth Proportional to 50,814.16, 76,220.16 and 27,129.76

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Solution

The fourth proportional to 50,814.16, 76,220.16 and 27,129.76 is: 40,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,814.16 : 76,220.16 = 27,129.76 : x
  2. Step 2: Convert to fraction form
    50,814.16/76,220.16 = 27,129.76/x
  3. Step 3: Cross multiply
    50,814.16x = 76,220.16 × 27,129.76
  4. Step 4: Simplify right side
    50,814.16x = 2,067,834,647.96
  5. Step 5: Solve for x
    x = 2,067,834,647.96/50,814.16
  6. Step 6: Final answer
    x = 40,694.06

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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.