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Finding the Fourth Proportional to 37,608.24, 51,899.40 and 20,841.24

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Solution

The fourth proportional to 37,608.24, 51,899.40 and 20,841.24 is: 28,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.24 : 51,899.40 = 20,841.24 : x
  2. Step 2: Convert to fraction form
    37,608.24/51,899.40 = 20,841.24/x
  3. Step 3: Cross multiply
    37,608.24x = 51,899.40 × 20,841.24
  4. Step 4: Simplify right side
    37,608.24x = 1,081,647,851.26
  5. Step 5: Solve for x
    x = 1,081,647,851.26/37,608.24
  6. Step 6: Final answer
    x = 28,760.93

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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.