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Finding the Fourth Proportional to 27,395.51, 41,098.85 and 12,395.42

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Solution

The fourth proportional to 27,395.51, 41,098.85 and 12,395.42 is: 18,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.51 : 41,098.85 = 12,395.42 : x
  2. Step 2: Convert to fraction form
    27,395.51/41,098.85 = 12,395.42/x
  3. Step 3: Cross multiply
    27,395.51x = 41,098.85 × 12,395.42
  4. Step 4: Simplify right side
    27,395.51x = 509,437,507.27
  5. Step 5: Solve for x
    x = 509,437,507.27/27,395.51
  6. Step 6: Final answer
    x = 18,595.66

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