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Finding the Fourth Proportional to 27,446.70, 37,876.47 and 14,871.45

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Solution

The fourth proportional to 27,446.70, 37,876.47 and 14,871.45 is: 20,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.70 : 37,876.47 = 14,871.45 : x
  2. Step 2: Convert to fraction form
    27,446.70/37,876.47 = 14,871.45/x
  3. Step 3: Cross multiply
    27,446.70x = 37,876.47 × 14,871.45
  4. Step 4: Simplify right side
    27,446.70x = 563,277,796.47
  5. Step 5: Solve for x
    x = 563,277,796.47/27,446.70
  6. Step 6: Final answer
    x = 20,522.61

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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.