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Finding the Fourth Proportional to 27,195.52, 37,518.16 and 15,864.16

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Solution

The fourth proportional to 27,195.52, 37,518.16 and 15,864.16 is: 21,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.52 : 37,518.16 = 15,864.16 : x
  2. Step 2: Convert to fraction form
    27,195.52/37,518.16 = 15,864.16/x
  3. Step 3: Cross multiply
    27,195.52x = 37,518.16 × 15,864.16
  4. Step 4: Simplify right side
    27,195.52x = 595,194,093.15
  5. Step 5: Solve for x
    x = 595,194,093.15/27,195.52
  6. Step 6: Final answer
    x = 21,885.74

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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.