Home / 69,839.56-104,756.52-17,247.70

Finding the Fourth Proportional to 69,839.56, 104,756.52 and 17,247.70

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Solution

The fourth proportional to 69,839.56, 104,756.52 and 17,247.70 is: 25,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,839.56 : 104,756.52 = 17,247.70 : x
  2. Step 2: Convert to fraction form
    69,839.56/104,756.52 = 17,247.70/x
  3. Step 3: Cross multiply
    69,839.56x = 104,756.52 × 17,247.70
  4. Step 4: Simplify right side
    69,839.56x = 1,806,809,030.00
  5. Step 5: Solve for x
    x = 1,806,809,030.00/69,839.56
  6. Step 6: Final answer
    x = 25,870.85

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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.