Home / 86,193.45-118,961.19-50,376.47

Finding the Fourth Proportional to 86,193.45, 118,961.19 and 50,376.47

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Solution

The fourth proportional to 86,193.45, 118,961.19 and 50,376.47 is: 69,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193.45 : 118,961.19 = 50,376.47 : x
  2. Step 2: Convert to fraction form
    86,193.45/118,961.19 = 50,376.47/x
  3. Step 3: Cross multiply
    86,193.45x = 118,961.19 × 50,376.47
  4. Step 4: Simplify right side
    86,193.45x = 5,992,844,224.39
  5. Step 5: Solve for x
    x = 5,992,844,224.39/86,193.45
  6. Step 6: Final answer
    x = 69,527.84

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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.