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Finding the Fourth Proportional to 54,324, 81,497.52 and 16,883.10

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Solution

The fourth proportional to 54,324, 81,497.52 and 16,883.10 is: 25,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,324 : 81,497.52 = 16,883.10 : x
  2. Step 2: Convert to fraction form
    54,324/81,497.52 = 16,883.10/x
  3. Step 3: Cross multiply
    54,324x = 81,497.52 × 16,883.10
  4. Step 4: Simplify right side
    54,324x = 1,375,930,779.91
  5. Step 5: Solve for x
    x = 1,375,930,779.91/54,324
  6. Step 6: Final answer
    x = 25,328.23

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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.