Home / 59,979.06-82,771.20-33,122.70

Finding the Fourth Proportional to 59,979.06, 82,771.20 and 33,122.70

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Solution

The fourth proportional to 59,979.06, 82,771.20 and 33,122.70 is: 45,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,979.06 : 82,771.20 = 33,122.70 : x
  2. Step 2: Convert to fraction form
    59,979.06/82,771.20 = 33,122.70/x
  3. Step 3: Cross multiply
    59,979.06x = 82,771.20 × 33,122.70
  4. Step 4: Simplify right side
    59,979.06x = 2,741,605,626.24
  5. Step 5: Solve for x
    x = 2,741,605,626.24/59,979.06
  6. Step 6: Final answer
    x = 45,709.38

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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.