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Finding the Fourth Proportional to 13,962, 19,262.22 and 10,336.68

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Solution

The fourth proportional to 13,962, 19,262.22 and 10,336.68 is: 14,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962 : 19,262.22 = 10,336.68 : x
  2. Step 2: Convert to fraction form
    13,962/19,262.22 = 10,336.68/x
  3. Step 3: Cross multiply
    13,962x = 19,262.22 × 10,336.68
  4. Step 4: Simplify right side
    13,962x = 199,107,404.23
  5. Step 5: Solve for x
    x = 199,107,404.23/13,962
  6. Step 6: Final answer
    x = 14,260.66

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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.