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Finding the Fourth Proportional to 16,773.50, 25,161.11 and 4,293.63

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Solution

The fourth proportional to 16,773.50, 25,161.11 and 4,293.63 is: 6,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.50 : 25,161.11 = 4,293.63 : x
  2. Step 2: Convert to fraction form
    16,773.50/25,161.11 = 4,293.63/x
  3. Step 3: Cross multiply
    16,773.50x = 25,161.11 × 4,293.63
  4. Step 4: Simplify right side
    16,773.50x = 108,032,475.26
  5. Step 5: Solve for x
    x = 108,032,475.26/16,773.50
  6. Step 6: Final answer
    x = 6,440.66

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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.