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Finding the Fourth Proportional to 36,636.84, 50,558.86 and 19,869.84

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Solution

The fourth proportional to 36,636.84, 50,558.86 and 19,869.84 is: 27,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.84 : 50,558.86 = 19,869.84 : x
  2. Step 2: Convert to fraction form
    36,636.84/50,558.86 = 19,869.84/x
  3. Step 3: Cross multiply
    36,636.84x = 50,558.86 × 19,869.84
  4. Step 4: Simplify right side
    36,636.84x = 1,004,596,458.78
  5. Step 5: Solve for x
    x = 1,004,596,458.78/36,636.84
  6. Step 6: Final answer
    x = 27,420.39

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1.5x scale

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.