Home / 86,469.39-119,329.56-48,743.64

Finding the Fourth Proportional to 86,469.39, 119,329.56 and 48,743.64

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Solution

The fourth proportional to 86,469.39, 119,329.56 and 48,743.64 is: 67,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,469.39 : 119,329.56 = 48,743.64 : x
  2. Step 2: Convert to fraction form
    86,469.39/119,329.56 = 48,743.64/x
  3. Step 3: Cross multiply
    86,469.39x = 119,329.56 × 48,743.64
  4. Step 4: Simplify right side
    86,469.39x = 5,816,557,114.00
  5. Step 5: Solve for x
    x = 5,816,557,114.00/86,469.39
  6. Step 6: Final answer
    x = 67,267.24

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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.