Home / 69,716.34-104,541.69-25,311.75

Finding the Fourth Proportional to 69,716.34, 104,541.69 and 25,311.75

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Solution

The fourth proportional to 69,716.34, 104,541.69 and 25,311.75 is: 37,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,716.34 : 104,541.69 = 25,311.75 : x
  2. Step 2: Convert to fraction form
    69,716.34/104,541.69 = 25,311.75/x
  3. Step 3: Cross multiply
    69,716.34x = 104,541.69 × 25,311.75
  4. Step 4: Simplify right side
    69,716.34x = 2,646,133,121.86
  5. Step 5: Solve for x
    x = 2,646,133,121.86/69,716.34
  6. Step 6: Final answer
    x = 37,955.71

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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.