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Finding the Fourth Proportional to 8,837.60, 12,196.86 and 5,301.68

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Solution

The fourth proportional to 8,837.60, 12,196.86 and 5,301.68 is: 7,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.60 : 12,196.86 = 5,301.68 : x
  2. Step 2: Convert to fraction form
    8,837.60/12,196.86 = 5,301.68/x
  3. Step 3: Cross multiply
    8,837.60x = 12,196.86 × 5,301.68
  4. Step 4: Simplify right side
    8,837.60x = 64,663,848.72
  5. Step 5: Solve for x
    x = 64,663,848.72/8,837.60
  6. Step 6: Final answer
    x = 7,316.90

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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.