Home / 29,174.68-43,696.35-20,448.55

Finding the Fourth Proportional to 29,174.68, 43,696.35 and 20,448.55

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Solution

The fourth proportional to 29,174.68, 43,696.35 and 20,448.55 is: 30,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174.68 : 43,696.35 = 20,448.55 : x
  2. Step 2: Convert to fraction form
    29,174.68/43,696.35 = 20,448.55/x
  3. Step 3: Cross multiply
    29,174.68x = 43,696.35 × 20,448.55
  4. Step 4: Simplify right side
    29,174.68x = 893,526,997.79
  5. Step 5: Solve for x
    x = 893,526,997.79/29,174.68
  6. Step 6: Final answer
    x = 30,626.80

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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.