Home / 86,951.44-119,992.36-49,225.36

Finding the Fourth Proportional to 86,951.44, 119,992.36 and 49,225.36

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Solution

The fourth proportional to 86,951.44, 119,992.36 and 49,225.36 is: 67,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,951.44 : 119,992.36 = 49,225.36 : x
  2. Step 2: Convert to fraction form
    86,951.44/119,992.36 = 49,225.36/x
  3. Step 3: Cross multiply
    86,951.44x = 119,992.36 × 49,225.36
  4. Step 4: Simplify right side
    86,951.44x = 5,906,667,118.25
  5. Step 5: Solve for x
    x = 5,906,667,118.25/86,951.44
  6. Step 6: Final answer
    x = 67,930.64

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1.5x scale

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.