Home / 37,100.39-51,189.36-21,996.59

Finding the Fourth Proportional to 37,100.39, 51,189.36 and 21,996.59

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Solution

The fourth proportional to 37,100.39, 51,189.36 and 21,996.59 is: 30,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.39 : 51,189.36 = 21,996.59 : x
  2. Step 2: Convert to fraction form
    37,100.39/51,189.36 = 21,996.59/x
  3. Step 3: Cross multiply
    37,100.39x = 51,189.36 × 21,996.59
  4. Step 4: Simplify right side
    37,100.39x = 1,125,991,254.30
  5. Step 5: Solve for x
    x = 1,125,991,254.30/37,100.39
  6. Step 6: Final answer
    x = 30,349.85

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Double scale
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Similar ratio
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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.