Home / 45,296.85-67,972.01-17,240.53

Finding the Fourth Proportional to 45,296.85, 67,972.01 and 17,240.53

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Solution

The fourth proportional to 45,296.85, 67,972.01 and 17,240.53 is: 25,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,296.85 : 67,972.01 = 17,240.53 : x
  2. Step 2: Convert to fraction form
    45,296.85/67,972.01 = 17,240.53/x
  3. Step 3: Cross multiply
    45,296.85x = 67,972.01 × 17,240.53
  4. Step 4: Simplify right side
    45,296.85x = 1,171,873,477.57
  5. Step 5: Solve for x
    x = 1,171,873,477.57/45,296.85
  6. Step 6: Final answer
    x = 25,870.97

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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.