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Finding the Fourth Proportional to 36,310.60, 54,465.90 and 10,015.30

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Solution

The fourth proportional to 36,310.60, 54,465.90 and 10,015.30 is: 15,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,310.60 : 54,465.90 = 10,015.30 : x
  2. Step 2: Convert to fraction form
    36,310.60/54,465.90 = 10,015.30/x
  3. Step 3: Cross multiply
    36,310.60x = 54,465.90 × 10,015.30
  4. Step 4: Simplify right side
    36,310.60x = 545,492,328.27
  5. Step 5: Solve for x
    x = 545,492,328.27/36,310.60
  6. Step 6: Final answer
    x = 15,022.95

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Similar ratio
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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.