Home / 86,469.25-119,329.39-48,743.50

Finding the Fourth Proportional to 86,469.25, 119,329.39 and 48,743.50

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Solution

The fourth proportional to 86,469.25, 119,329.39 and 48,743.50 is: 67,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,469.25 : 119,329.39 = 48,743.50 : x
  2. Step 2: Convert to fraction form
    86,469.25/119,329.39 = 48,743.50/x
  3. Step 3: Cross multiply
    86,469.25x = 119,329.39 × 48,743.50
  4. Step 4: Simplify right side
    86,469.25x = 5,816,532,121.47
  5. Step 5: Solve for x
    x = 5,816,532,121.47/86,469.25
  6. Step 6: Final answer
    x = 67,267.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.