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Finding the Fourth Proportional to 36,954.72, 55,453.95 and 13,597.56

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Solution

The fourth proportional to 36,954.72, 55,453.95 and 13,597.56 is: 20,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,954.72 : 55,453.95 = 13,597.56 : x
  2. Step 2: Convert to fraction form
    36,954.72/55,453.95 = 13,597.56/x
  3. Step 3: Cross multiply
    36,954.72x = 55,453.95 × 13,597.56
  4. Step 4: Simplify right side
    36,954.72x = 754,038,412.36
  5. Step 5: Solve for x
    x = 754,038,412.36/36,954.72
  6. Step 6: Final answer
    x = 20,404.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.