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Finding the Fourth Proportional to 50,203.72, 75,257.72 and 16,906.65

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Solution

The fourth proportional to 50,203.72, 75,257.72 and 16,906.65 is: 25,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,203.72 : 75,257.72 = 16,906.65 : x
  2. Step 2: Convert to fraction form
    50,203.72/75,257.72 = 16,906.65/x
  3. Step 3: Cross multiply
    50,203.72x = 75,257.72 × 16,906.65
  4. Step 4: Simplify right side
    50,203.72x = 1,272,355,931.84
  5. Step 5: Solve for x
    x = 1,272,355,931.84/50,203.72
  6. Step 6: Final answer
    x = 25,343.86

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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.