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Finding the Fourth Proportional to 36,971.01, 55,481.10 and 13,597.45

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Solution

The fourth proportional to 36,971.01, 55,481.10 and 13,597.45 is: 20,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.01 : 55,481.10 = 13,597.45 : x
  2. Step 2: Convert to fraction form
    36,971.01/55,481.10 = 13,597.45/x
  3. Step 3: Cross multiply
    36,971.01x = 55,481.10 × 13,597.45
  4. Step 4: Simplify right side
    36,971.01x = 754,401,483.20
  5. Step 5: Solve for x
    x = 754,401,483.20/36,971.01
  6. Step 6: Final answer
    x = 20,405.22

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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.