Home / 69,490.90-104,236.43-16,900.02

Finding the Fourth Proportional to 69,490.90, 104,236.43 and 16,900.02

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Solution

The fourth proportional to 69,490.90, 104,236.43 and 16,900.02 is: 25,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,490.90 : 104,236.43 = 16,900.02 : x
  2. Step 2: Convert to fraction form
    69,490.90/104,236.43 = 16,900.02/x
  3. Step 3: Cross multiply
    69,490.90x = 104,236.43 × 16,900.02
  4. Step 4: Simplify right side
    69,490.90x = 1,761,597,751.73
  5. Step 5: Solve for x
    x = 1,761,597,751.73/69,490.90
  6. Step 6: Final answer
    x = 25,350.05

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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.