Home / 69,190.43-103,705.00-31,754.46

Finding the Fourth Proportional to 69,190.43, 103,705.00 and 31,754.46

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Solution

The fourth proportional to 69,190.43, 103,705.00 and 31,754.46 is: 47,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,190.43 : 103,705.00 = 31,754.46 : x
  2. Step 2: Convert to fraction form
    69,190.43/103,705.00 = 31,754.46/x
  3. Step 3: Cross multiply
    69,190.43x = 103,705.00 × 31,754.46
  4. Step 4: Simplify right side
    69,190.43x = 3,293,096,194.91
  5. Step 5: Solve for x
    x = 3,293,096,194.91/69,190.43
  6. Step 6: Final answer
    x = 47,594.68

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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.