Home / 76,940.46-115,392.87-24,340.14

Finding the Fourth Proportional to 76,940.46, 115,392.87 and 24,340.14

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Solution

The fourth proportional to 76,940.46, 115,392.87 and 24,340.14 is: 36,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,940.46 : 115,392.87 = 24,340.14 : x
  2. Step 2: Convert to fraction form
    76,940.46/115,392.87 = 24,340.14/x
  3. Step 3: Cross multiply
    76,940.46x = 115,392.87 × 24,340.14
  4. Step 4: Simplify right side
    76,940.46x = 2,808,678,610.80
  5. Step 5: Solve for x
    x = 2,808,678,610.80/76,940.46
  6. Step 6: Final answer
    x = 36,504.57

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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.