Home / 86,193.80-118,961.58-50,376.82

Finding the Fourth Proportional to 86,193.80, 118,961.58 and 50,376.82

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Solution

The fourth proportional to 86,193.80, 118,961.58 and 50,376.82 is: 69,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193.80 : 118,961.58 = 50,376.82 : x
  2. Step 2: Convert to fraction form
    86,193.80/118,961.58 = 50,376.82/x
  3. Step 3: Cross multiply
    86,193.80x = 118,961.58 × 50,376.82
  4. Step 4: Simplify right side
    86,193.80x = 5,992,906,102.58
  5. Step 5: Solve for x
    x = 5,992,906,102.58/86,193.80
  6. Step 6: Final answer
    x = 69,528.27

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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.