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Finding the Fourth Proportional to 36,643.80, 50,615.90 and 27,103.08

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Solution

The fourth proportional to 36,643.80, 50,615.90 and 27,103.08 is: 37,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.80 : 50,615.90 = 27,103.08 : x
  2. Step 2: Convert to fraction form
    36,643.80/50,615.90 = 27,103.08/x
  3. Step 3: Cross multiply
    36,643.80x = 50,615.90 × 27,103.08
  4. Step 4: Simplify right side
    36,643.80x = 1,371,846,786.97
  5. Step 5: Solve for x
    x = 1,371,846,786.97/36,643.80
  6. Step 6: Final answer
    x = 37,437.35

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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.