Home / 69,255.03-103,882.55-16,664.52

Finding the Fourth Proportional to 69,255.03, 103,882.55 and 16,664.52

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Solution

The fourth proportional to 69,255.03, 103,882.55 and 16,664.52 is: 24,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,255.03 : 103,882.55 = 16,664.52 : x
  2. Step 2: Convert to fraction form
    69,255.03/103,882.55 = 16,664.52/x
  3. Step 3: Cross multiply
    69,255.03x = 103,882.55 × 16,664.52
  4. Step 4: Simplify right side
    69,255.03x = 1,731,152,832.13
  5. Step 5: Solve for x
    x = 1,731,152,832.13/69,255.03
  6. Step 6: Final answer
    x = 24,996.78

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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.