Home / 69,493.40-104,240.18-16,902.52

Finding the Fourth Proportional to 69,493.40, 104,240.18 and 16,902.52

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Solution

The fourth proportional to 69,493.40, 104,240.18 and 16,902.52 is: 25,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,493.40 : 104,240.18 = 16,902.52 : x
  2. Step 2: Convert to fraction form
    69,493.40/104,240.18 = 16,902.52/x
  3. Step 3: Cross multiply
    69,493.40x = 104,240.18 × 16,902.52
  4. Step 4: Simplify right side
    69,493.40x = 1,761,921,727.25
  5. Step 5: Solve for x
    x = 1,761,921,727.25/69,493.40
  6. Step 6: Final answer
    x = 25,353.80

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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.