Home / 37,640.28-56,465.91-20,100.54

Finding the Fourth Proportional to 37,640.28, 56,465.91 and 20,100.54

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Solution

The fourth proportional to 37,640.28, 56,465.91 and 20,100.54 is: 30,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,640.28 : 56,465.91 = 20,100.54 : x
  2. Step 2: Convert to fraction form
    37,640.28/56,465.91 = 20,100.54/x
  3. Step 3: Cross multiply
    37,640.28x = 56,465.91 × 20,100.54
  4. Step 4: Simplify right side
    37,640.28x = 1,134,995,282.59
  5. Step 5: Solve for x
    x = 1,134,995,282.59/37,640.28
  6. Step 6: Final answer
    x = 30,153.74

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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.