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Finding the Fourth Proportional to 50,969.34, 76,481.50 and 29,950.45

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Solution

The fourth proportional to 50,969.34, 76,481.50 and 29,950.45 is: 44,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,969.34 : 76,481.50 = 29,950.45 : x
  2. Step 2: Convert to fraction form
    50,969.34/76,481.50 = 29,950.45/x
  3. Step 3: Cross multiply
    50,969.34x = 76,481.50 × 29,950.45
  4. Step 4: Simplify right side
    50,969.34x = 2,290,654,959.27
  5. Step 5: Solve for x
    x = 2,290,654,959.27/50,969.34
  6. Step 6: Final answer
    x = 44,941.83

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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.