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Finding the Fourth Proportional to 48,573.64, 72,874.38 and 17,411.08

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Solution

The fourth proportional to 48,573.64, 72,874.38 and 17,411.08 is: 26,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,573.64 : 72,874.38 = 17,411.08 : x
  2. Step 2: Convert to fraction form
    48,573.64/72,874.38 = 17,411.08/x
  3. Step 3: Cross multiply
    48,573.64x = 72,874.38 × 17,411.08
  4. Step 4: Simplify right side
    48,573.64x = 1,268,821,660.13
  5. Step 5: Solve for x
    x = 1,268,821,660.13/48,573.64
  6. Step 6: Final answer
    x = 26,121.61

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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.