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Finding the Fourth Proportional to 74,593.71, 111,879.63 and 24,664.50

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Solution

The fourth proportional to 74,593.71, 111,879.63 and 24,664.50 is: 36,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593.71 : 111,879.63 = 24,664.50 : x
  2. Step 2: Convert to fraction form
    74,593.71/111,879.63 = 24,664.50/x
  3. Step 3: Cross multiply
    74,593.71x = 111,879.63 × 24,664.50
  4. Step 4: Simplify right side
    74,593.71x = 2,759,455,134.14
  5. Step 5: Solve for x
    x = 2,759,455,134.14/74,593.71
  6. Step 6: Final answer
    x = 36,993.13

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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.