Home / 77,488.23-106,933.68-43,496.73

Finding the Fourth Proportional to 77,488.23, 106,933.68 and 43,496.73

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Solution

The fourth proportional to 77,488.23, 106,933.68 and 43,496.73 is: 60,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,488.23 : 106,933.68 = 43,496.73 : x
  2. Step 2: Convert to fraction form
    77,488.23/106,933.68 = 43,496.73/x
  3. Step 3: Cross multiply
    77,488.23x = 106,933.68 × 43,496.73
  4. Step 4: Simplify right side
    77,488.23x = 4,651,265,406.87
  5. Step 5: Solve for x
    x = 4,651,265,406.87/77,488.23
  6. Step 6: Final answer
    x = 60,025.44

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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.