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Finding the Fourth Proportional to 33,780, 50,646.58 and 15,050.10

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Solution

The fourth proportional to 33,780, 50,646.58 and 15,050.10 is: 22,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780 : 50,646.58 = 15,050.10 : x
  2. Step 2: Convert to fraction form
    33,780/50,646.58 = 15,050.10/x
  3. Step 3: Cross multiply
    33,780x = 50,646.58 × 15,050.10
  4. Step 4: Simplify right side
    33,780x = 762,236,093.66
  5. Step 5: Solve for x
    x = 762,236,093.66/33,780
  6. Step 6: Final answer
    x = 22,564.72

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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.