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Finding the Fourth Proportional to 27,501.80, 37,945.80 and 16,170.37

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Solution

The fourth proportional to 27,501.80, 37,945.80 and 16,170.37 is: 22,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.80 : 37,945.80 = 16,170.37 : x
  2. Step 2: Convert to fraction form
    27,501.80/37,945.80 = 16,170.37/x
  3. Step 3: Cross multiply
    27,501.80x = 37,945.80 × 16,170.37
  4. Step 4: Simplify right side
    27,501.80x = 613,597,531.08
  5. Step 5: Solve for x
    x = 613,597,531.08/27,501.80
  6. Step 6: Final answer
    x = 22,311.18

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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.