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Finding the Fourth Proportional to 51,589.98, 77,353.11 and 33,798.87

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Solution

The fourth proportional to 51,589.98, 77,353.11 and 33,798.87 is: 50,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,589.98 : 77,353.11 = 33,798.87 : x
  2. Step 2: Convert to fraction form
    51,589.98/77,353.11 = 33,798.87/x
  3. Step 3: Cross multiply
    51,589.98x = 77,353.11 × 33,798.87
  4. Step 4: Simplify right side
    51,589.98x = 2,614,447,708.99
  5. Step 5: Solve for x
    x = 2,614,447,708.99/51,589.98
  6. Step 6: Final answer
    x = 50,677.43

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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.