Home / 38,744.01-58,122.44-13,778.80

Finding the Fourth Proportional to 38,744.01, 58,122.44 and 13,778.80

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Solution

The fourth proportional to 38,744.01, 58,122.44 and 13,778.80 is: 20,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,744.01 : 58,122.44 = 13,778.80 : x
  2. Step 2: Convert to fraction form
    38,744.01/58,122.44 = 13,778.80/x
  3. Step 3: Cross multiply
    38,744.01x = 58,122.44 × 13,778.80
  4. Step 4: Simplify right side
    38,744.01x = 800,857,476.27
  5. Step 5: Solve for x
    x = 800,857,476.27/38,744.01
  6. Step 6: Final answer
    x = 20,670.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.