Home / 69,425.50-104,138.55-16,835.08

Finding the Fourth Proportional to 69,425.50, 104,138.55 and 16,835.08

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Solution

The fourth proportional to 69,425.50, 104,138.55 and 16,835.08 is: 25,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,425.50 : 104,138.55 = 16,835.08 : x
  2. Step 2: Convert to fraction form
    69,425.50/104,138.55 = 16,835.08/x
  3. Step 3: Cross multiply
    69,425.50x = 104,138.55 × 16,835.08
  4. Step 4: Simplify right side
    69,425.50x = 1,753,180,820.33
  5. Step 5: Solve for x
    x = 1,753,180,820.33/69,425.50
  6. Step 6: Final answer
    x = 25,252.69

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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.