Home / 235,525.20-353,237.94-77,716.14

Finding the Fourth Proportional to 235,525.20, 353,237.94 and 77,716.14

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Solution

The fourth proportional to 235,525.20, 353,237.94 and 77,716.14 is: 116,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,525.20 : 353,237.94 = 77,716.14 : x
  2. Step 2: Convert to fraction form
    235,525.20/353,237.94 = 77,716.14/x
  3. Step 3: Cross multiply
    235,525.20x = 353,237.94 × 77,716.14
  4. Step 4: Simplify right side
    235,525.20x = 27,452,289,198.35
  5. Step 5: Solve for x
    x = 27,452,289,198.35/235,525.20
  6. Step 6: Final answer
    x = 116,557.76

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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.