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Finding the Fourth Proportional to 50,550.96, 69,774.18 and 29,337

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Solution

The fourth proportional to 50,550.96, 69,774.18 and 29,337 is: 40,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,550.96 : 69,774.18 = 29,337 : x
  2. Step 2: Convert to fraction form
    50,550.96/69,774.18 = 29,337/x
  3. Step 3: Cross multiply
    50,550.96x = 69,774.18 × 29,337
  4. Step 4: Simplify right side
    50,550.96x = 2,046,965,118.66
  5. Step 5: Solve for x
    x = 2,046,965,118.66/50,550.96
  6. Step 6: Final answer
    x = 40,493.10

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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.