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Finding the Fourth Proportional to 8,586.11, 11,848.03 and 4,860.11

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Solution

The fourth proportional to 8,586.11, 11,848.03 and 4,860.11 is: 6,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.11 : 11,848.03 = 4,860.11 : x
  2. Step 2: Convert to fraction form
    8,586.11/11,848.03 = 4,860.11/x
  3. Step 3: Cross multiply
    8,586.11x = 11,848.03 × 4,860.11
  4. Step 4: Simplify right side
    8,586.11x = 57,582,729.08
  5. Step 5: Solve for x
    x = 57,582,729.08/8,586.11
  6. Step 6: Final answer
    x = 6,706.50

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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.