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Finding the Fourth Proportional to 36,756.59, 50,700.20 and 21,636.52

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Solution

The fourth proportional to 36,756.59, 50,700.20 and 21,636.52 is: 29,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.59 : 50,700.20 = 21,636.52 : x
  2. Step 2: Convert to fraction form
    36,756.59/50,700.20 = 21,636.52/x
  3. Step 3: Cross multiply
    36,756.59x = 50,700.20 × 21,636.52
  4. Step 4: Simplify right side
    36,756.59x = 1,096,975,656.37
  5. Step 5: Solve for x
    x = 1,096,975,656.37/36,756.59
  6. Step 6: Final answer
    x = 29,844.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.