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Finding the Fourth Proportional to 12,264.86, 16,926.37 and 6,960.98

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Solution

The fourth proportional to 12,264.86, 16,926.37 and 6,960.98 is: 9,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.86 : 16,926.37 = 6,960.98 : x
  2. Step 2: Convert to fraction form
    12,264.86/16,926.37 = 6,960.98/x
  3. Step 3: Cross multiply
    12,264.86x = 16,926.37 × 6,960.98
  4. Step 4: Simplify right side
    12,264.86x = 117,824,123.04
  5. Step 5: Solve for x
    x = 117,824,123.04/12,264.86
  6. Step 6: Final answer
    x = 9,606.64

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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.