Home / 51,313.07-76,921.58-26,297.78

Finding the Fourth Proportional to 51,313.07, 76,921.58 and 26,297.78

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Solution

The fourth proportional to 51,313.07, 76,921.58 and 26,297.78 is: 39,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,313.07 : 76,921.58 = 26,297.78 : x
  2. Step 2: Convert to fraction form
    51,313.07/76,921.58 = 26,297.78/x
  3. Step 3: Cross multiply
    51,313.07x = 76,921.58 × 26,297.78
  4. Step 4: Simplify right side
    51,313.07x = 2,022,866,469.23
  5. Step 5: Solve for x
    x = 2,022,866,469.23/51,313.07
  6. Step 6: Final answer
    x = 39,422.05

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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.