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Finding the Fourth Proportional to 11,885.27, 16,404.27 and 7,852.76

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Solution

The fourth proportional to 11,885.27, 16,404.27 and 7,852.76 is: 10,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.27 : 16,404.27 = 7,852.76 : x
  2. Step 2: Convert to fraction form
    11,885.27/16,404.27 = 7,852.76/x
  3. Step 3: Cross multiply
    11,885.27x = 16,404.27 × 7,852.76
  4. Step 4: Simplify right side
    11,885.27x = 128,818,713.26
  5. Step 5: Solve for x
    x = 128,818,713.26/11,885.27
  6. Step 6: Final answer
    x = 10,838.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.