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Finding the Fourth Proportional to 18,548.83, 27,822.93 and 5,898.53

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Solution

The fourth proportional to 18,548.83, 27,822.93 and 5,898.53 is: 8,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.83 : 27,822.93 = 5,898.53 : x
  2. Step 2: Convert to fraction form
    18,548.83/27,822.93 = 5,898.53/x
  3. Step 3: Cross multiply
    18,548.83x = 27,822.93 × 5,898.53
  4. Step 4: Simplify right side
    18,548.83x = 164,114,434.73
  5. Step 5: Solve for x
    x = 164,114,434.73/18,548.83
  6. Step 6: Final answer
    x = 8,847.70

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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.