Home / 37,240.08-51,390.76-20,243.76

Finding the Fourth Proportional to 37,240.08, 51,390.76 and 20,243.76

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Solution

The fourth proportional to 37,240.08, 51,390.76 and 20,243.76 is: 27,936.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,240.08 : 51,390.76 = 20,243.76 : x
  2. Step 2: Convert to fraction form
    37,240.08/51,390.76 = 20,243.76/x
  3. Step 3: Cross multiply
    37,240.08x = 51,390.76 × 20,243.76
  4. Step 4: Simplify right side
    37,240.08x = 1,040,342,211.66
  5. Step 5: Solve for x
    x = 1,040,342,211.66/37,240.08
  6. Step 6: Final answer
    x = 27,936.09

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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.