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Finding the Fourth Proportional to 36,694.60, 55,031.10 and 10,401.64

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Solution

The fourth proportional to 36,694.60, 55,031.10 and 10,401.64 is: 15,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,694.60 : 55,031.10 = 10,401.64 : x
  2. Step 2: Convert to fraction form
    36,694.60/55,031.10 = 10,401.64/x
  3. Step 3: Cross multiply
    36,694.60x = 55,031.10 × 10,401.64
  4. Step 4: Simplify right side
    36,694.60x = 572,413,691.00
  5. Step 5: Solve for x
    x = 572,413,691.00/36,694.60
  6. Step 6: Final answer
    x = 15,599.40

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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.