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Finding the Fourth Proportional to 48,495.01, 72,724.37 and 16,896.96

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Solution

The fourth proportional to 48,495.01, 72,724.37 and 16,896.96 is: 25,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,495.01 : 72,724.37 = 16,896.96 : x
  2. Step 2: Convert to fraction form
    48,495.01/72,724.37 = 16,896.96/x
  3. Step 3: Cross multiply
    48,495.01x = 72,724.37 × 16,896.96
  4. Step 4: Simplify right side
    48,495.01x = 1,228,820,686.43
  5. Step 5: Solve for x
    x = 1,228,820,686.43/48,495.01
  6. Step 6: Final answer
    x = 25,339.12

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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.