Home / 51,288.40-76,793.58-26,612.56

Finding the Fourth Proportional to 51,288.40, 76,793.58 and 26,612.56

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Solution

The fourth proportional to 51,288.40, 76,793.58 and 26,612.56 is: 39,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,288.40 : 76,793.58 = 26,612.56 : x
  2. Step 2: Convert to fraction form
    51,288.40/76,793.58 = 26,612.56/x
  3. Step 3: Cross multiply
    51,288.40x = 76,793.58 × 26,612.56
  4. Step 4: Simplify right side
    51,288.40x = 2,043,673,755.36
  5. Step 5: Solve for x
    x = 2,043,673,755.36/51,288.40
  6. Step 6: Final answer
    x = 39,846.71

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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.