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Finding the Fourth Proportional to 48,396.01, 72,581.86 and 17,223.97

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Solution

The fourth proportional to 48,396.01, 72,581.86 and 17,223.97 is: 25,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.01 : 72,581.86 = 17,223.97 : x
  2. Step 2: Convert to fraction form
    48,396.01/72,581.86 = 17,223.97/x
  3. Step 3: Cross multiply
    48,396.01x = 72,581.86 × 17,223.97
  4. Step 4: Simplify right side
    48,396.01x = 1,250,147,779.18
  5. Step 5: Solve for x
    x = 1,250,147,779.18/48,396.01
  6. Step 6: Final answer
    x = 25,831.63

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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.