Home / 51,910.56-77,816.10-33,137.64

Finding the Fourth Proportional to 51,910.56, 77,816.10 and 33,137.64

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Solution

The fourth proportional to 51,910.56, 77,816.10 and 33,137.64 is: 49,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,910.56 : 77,816.10 = 33,137.64 : x
  2. Step 2: Convert to fraction form
    51,910.56/77,816.10 = 33,137.64/x
  3. Step 3: Cross multiply
    51,910.56x = 77,816.10 × 33,137.64
  4. Step 4: Simplify right side
    51,910.56x = 2,578,641,908.00
  5. Step 5: Solve for x
    x = 2,578,641,908.00/51,910.56
  6. Step 6: Final answer
    x = 49,674.71

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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.