Home / 37,757.18-52,102.22-20,760.99

Finding the Fourth Proportional to 37,757.18, 52,102.22 and 20,760.99

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Solution

The fourth proportional to 37,757.18, 52,102.22 and 20,760.99 is: 28,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,757.18 : 52,102.22 = 20,760.99 : x
  2. Step 2: Convert to fraction form
    37,757.18/52,102.22 = 20,760.99/x
  3. Step 3: Cross multiply
    37,757.18x = 52,102.22 × 20,760.99
  4. Step 4: Simplify right side
    37,757.18x = 1,081,693,668.40
  5. Step 5: Solve for x
    x = 1,081,693,668.40/37,757.18
  6. Step 6: Final answer
    x = 28,648.69

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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.