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Finding the Fourth Proportional to 79,803.87, 119,733.15 and 27,250.26

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Solution

The fourth proportional to 79,803.87, 119,733.15 and 27,250.26 is: 40,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,803.87 : 119,733.15 = 27,250.26 : x
  2. Step 2: Convert to fraction form
    79,803.87/119,733.15 = 27,250.26/x
  3. Step 3: Cross multiply
    79,803.87x = 119,733.15 × 27,250.26
  4. Step 4: Simplify right side
    79,803.87x = 3,262,759,331.87
  5. Step 5: Solve for x
    x = 3,262,759,331.87/79,803.87
  6. Step 6: Final answer
    x = 40,884.73

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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.