Home / 69,239.20-103,858.74-16,648.66

Finding the Fourth Proportional to 69,239.20, 103,858.74 and 16,648.66

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Solution

The fourth proportional to 69,239.20, 103,858.74 and 16,648.66 is: 24,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,239.20 : 103,858.74 = 16,648.66 : x
  2. Step 2: Convert to fraction form
    69,239.20/103,858.74 = 16,648.66/x
  3. Step 3: Cross multiply
    69,239.20x = 103,858.74 × 16,648.66
  4. Step 4: Simplify right side
    69,239.20x = 1,729,108,850.29
  5. Step 5: Solve for x
    x = 1,729,108,850.29/69,239.20
  6. Step 6: Final answer
    x = 24,972.98

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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.