Home / 66,553.21-99,829.41-16,633.05

Finding the Fourth Proportional to 66,553.21, 99,829.41 and 16,633.05

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Solution

The fourth proportional to 66,553.21, 99,829.41 and 16,633.05 is: 24,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,553.21 : 99,829.41 = 16,633.05 : x
  2. Step 2: Convert to fraction form
    66,553.21/99,829.41 = 16,633.05/x
  3. Step 3: Cross multiply
    66,553.21x = 99,829.41 × 16,633.05
  4. Step 4: Simplify right side
    66,553.21x = 1,660,467,068.85
  5. Step 5: Solve for x
    x = 1,660,467,068.85/66,553.21
  6. Step 6: Final answer
    x = 24,949.47

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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.