Home / 37,164.76-51,287.43-21,249.55

Finding the Fourth Proportional to 37,164.76, 51,287.43 and 21,249.55

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Solution

The fourth proportional to 37,164.76, 51,287.43 and 21,249.55 is: 29,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,164.76 : 51,287.43 = 21,249.55 : x
  2. Step 2: Convert to fraction form
    37,164.76/51,287.43 = 21,249.55/x
  3. Step 3: Cross multiply
    37,164.76x = 51,287.43 × 21,249.55
  4. Step 4: Simplify right side
    37,164.76x = 1,089,834,904.55
  5. Step 5: Solve for x
    x = 1,089,834,904.55/37,164.76
  6. Step 6: Final answer
    x = 29,324.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.