Home / 66,550.21-99,824.91-16,630.05

Finding the Fourth Proportional to 66,550.21, 99,824.91 and 16,630.05

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Solution

The fourth proportional to 66,550.21, 99,824.91 and 16,630.05 is: 24,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,550.21 : 99,824.91 = 16,630.05 : x
  2. Step 2: Convert to fraction form
    66,550.21/99,824.91 = 16,630.05/x
  3. Step 3: Cross multiply
    66,550.21x = 99,824.91 × 16,630.05
  4. Step 4: Simplify right side
    66,550.21x = 1,660,093,244.55
  5. Step 5: Solve for x
    x = 1,660,093,244.55/66,550.21
  6. Step 6: Final answer
    x = 24,944.97

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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.