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Finding the Fourth Proportional to 18,552.66, 27,835.83 and 8,695.14

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Solution

The fourth proportional to 18,552.66, 27,835.83 and 8,695.14 is: 13,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.66 : 27,835.83 = 8,695.14 : x
  2. Step 2: Convert to fraction form
    18,552.66/27,835.83 = 8,695.14/x
  3. Step 3: Cross multiply
    18,552.66x = 27,835.83 × 8,695.14
  4. Step 4: Simplify right side
    18,552.66x = 242,036,438.87
  5. Step 5: Solve for x
    x = 242,036,438.87/18,552.66
  6. Step 6: Final answer
    x = 13,045.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.