Home / 40,985.96-61,451.94-16,028.78

Finding the Fourth Proportional to 40,985.96, 61,451.94 and 16,028.78

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Solution

The fourth proportional to 40,985.96, 61,451.94 and 16,028.78 is: 24,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,985.96 : 61,451.94 = 16,028.78 : x
  2. Step 2: Convert to fraction form
    40,985.96/61,451.94 = 16,028.78/x
  3. Step 3: Cross multiply
    40,985.96x = 61,451.94 × 16,028.78
  4. Step 4: Simplify right side
    40,985.96x = 984,999,626.83
  5. Step 5: Solve for x
    x = 984,999,626.83/40,985.96
  6. Step 6: Final answer
    x = 24,032.61

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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.