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Finding the Fourth Proportional to 36,752.56, 55,059.28 and 21,714.71

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Solution

The fourth proportional to 36,752.56, 55,059.28 and 21,714.71 is: 32,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,752.56 : 55,059.28 = 21,714.71 : x
  2. Step 2: Convert to fraction form
    36,752.56/55,059.28 = 21,714.71/x
  3. Step 3: Cross multiply
    36,752.56x = 55,059.28 × 21,714.71
  4. Step 4: Simplify right side
    36,752.56x = 1,195,595,914.14
  5. Step 5: Solve for x
    x = 1,195,595,914.14/36,752.56
  6. Step 6: Final answer
    x = 32,530.96

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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.