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Finding the Fourth Proportional to 12,232.89, 16,881.78 and 6,927.59

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Solution

The fourth proportional to 12,232.89, 16,881.78 and 6,927.59 is: 9,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.89 : 16,881.78 = 6,927.59 : x
  2. Step 2: Convert to fraction form
    12,232.89/16,881.78 = 6,927.59/x
  3. Step 3: Cross multiply
    12,232.89x = 16,881.78 × 6,927.59
  4. Step 4: Simplify right side
    12,232.89x = 116,950,118.49
  5. Step 5: Solve for x
    x = 116,950,118.49/12,232.89
  6. Step 6: Final answer
    x = 9,560.30

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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.