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Finding the Fourth Proportional to 50,267.79, 75,401.64 and 12,827.86

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Solution

The fourth proportional to 50,267.79, 75,401.64 and 12,827.86 is: 19,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,267.79 : 75,401.64 = 12,827.86 : x
  2. Step 2: Convert to fraction form
    50,267.79/75,401.64 = 12,827.86/x
  3. Step 3: Cross multiply
    50,267.79x = 75,401.64 × 12,827.86
  4. Step 4: Simplify right side
    50,267.79x = 967,241,617.55
  5. Step 5: Solve for x
    x = 967,241,617.55/50,267.79
  6. Step 6: Final answer
    x = 19,241.78

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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.