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Finding the Fourth Proportional to 14,227, 19,633.14 and 8,259.22

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Solution

The fourth proportional to 14,227, 19,633.14 and 8,259.22 is: 11,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227 : 19,633.14 = 8,259.22 : x
  2. Step 2: Convert to fraction form
    14,227/19,633.14 = 8,259.22/x
  3. Step 3: Cross multiply
    14,227x = 19,633.14 × 8,259.22
  4. Step 4: Simplify right side
    14,227x = 162,154,422.55
  5. Step 5: Solve for x
    x = 162,154,422.55/14,227
  6. Step 6: Final answer
    x = 11,397.65

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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.