Home / 37,145.26-51,260.02-20,149.19

Finding the Fourth Proportional to 37,145.26, 51,260.02 and 20,149.19

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Solution

The fourth proportional to 37,145.26, 51,260.02 and 20,149.19 is: 27,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,145.26 : 51,260.02 = 20,149.19 : x
  2. Step 2: Convert to fraction form
    37,145.26/51,260.02 = 20,149.19/x
  3. Step 3: Cross multiply
    37,145.26x = 51,260.02 × 20,149.19
  4. Step 4: Simplify right side
    37,145.26x = 1,032,847,882.38
  5. Step 5: Solve for x
    x = 1,032,847,882.38/37,145.26
  6. Step 6: Final answer
    x = 27,805.64

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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.