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Finding the Fourth Proportional to 36,975.97, 51,026.83 and 20,208.97

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Solution

The fourth proportional to 36,975.97, 51,026.83 and 20,208.97 is: 27,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,975.97 : 51,026.83 = 20,208.97 : x
  2. Step 2: Convert to fraction form
    36,975.97/51,026.83 = 20,208.97/x
  3. Step 3: Cross multiply
    36,975.97x = 51,026.83 × 20,208.97
  4. Step 4: Simplify right side
    36,975.97x = 1,031,199,676.67
  5. Step 5: Solve for x
    x = 1,031,199,676.67/36,975.97
  6. Step 6: Final answer
    x = 27,888.37

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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.