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Finding the Fourth Proportional to 8,864.93, 12,233.69 and 4,885.94

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Solution

The fourth proportional to 8,864.93, 12,233.69 and 4,885.94 is: 6,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.93 : 12,233.69 = 4,885.94 : x
  2. Step 2: Convert to fraction form
    8,864.93/12,233.69 = 4,885.94/x
  3. Step 3: Cross multiply
    8,864.93x = 12,233.69 × 4,885.94
  4. Step 4: Simplify right side
    8,864.93x = 59,772,989.72
  5. Step 5: Solve for x
    x = 59,772,989.72/8,864.93
  6. Step 6: Final answer
    x = 6,742.64

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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.