Home / 40,905.25-61,357.96-11,323.17

Finding the Fourth Proportional to 40,905.25, 61,357.96 and 11,323.17

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Solution

The fourth proportional to 40,905.25, 61,357.96 and 11,323.17 is: 16,984.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.25 : 61,357.96 = 11,323.17 : x
  2. Step 2: Convert to fraction form
    40,905.25/61,357.96 = 11,323.17/x
  3. Step 3: Cross multiply
    40,905.25x = 61,357.96 × 11,323.17
  4. Step 4: Simplify right side
    40,905.25x = 694,766,611.93
  5. Step 5: Solve for x
    x = 694,766,611.93/40,905.25
  6. Step 6: Final answer
    x = 16,984.78

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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.