Home / 75,192.86-103,759.24-43,355.60

Finding the Fourth Proportional to 75,192.86, 103,759.24 and 43,355.60

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Solution

The fourth proportional to 75,192.86, 103,759.24 and 43,355.60 is: 59,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,192.86 : 103,759.24 = 43,355.60 : x
  2. Step 2: Convert to fraction form
    75,192.86/103,759.24 = 43,355.60/x
  3. Step 3: Cross multiply
    75,192.86x = 103,759.24 × 43,355.60
  4. Step 4: Simplify right side
    75,192.86x = 4,498,544,654.53
  5. Step 5: Solve for x
    x = 4,498,544,654.53/75,192.86
  6. Step 6: Final answer
    x = 59,826.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.