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Finding the Fourth Proportional to 61,350.87, 91,983.21 and 23,879.34

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Solution

The fourth proportional to 61,350.87, 91,983.21 and 23,879.34 is: 35,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,350.87 : 91,983.21 = 23,879.34 : x
  2. Step 2: Convert to fraction form
    61,350.87/91,983.21 = 23,879.34/x
  3. Step 3: Cross multiply
    61,350.87x = 91,983.21 × 23,879.34
  4. Step 4: Simplify right side
    61,350.87x = 2,196,498,345.88
  5. Step 5: Solve for x
    x = 2,196,498,345.88/61,350.87
  6. Step 6: Final answer
    x = 35,802.24

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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.