Home / 86,383.38-119,213.10-50,584.92

Finding the Fourth Proportional to 86,383.38, 119,213.10 and 50,584.92

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Solution

The fourth proportional to 86,383.38, 119,213.10 and 50,584.92 is: 69,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,383.38 : 119,213.10 = 50,584.92 : x
  2. Step 2: Convert to fraction form
    86,383.38/119,213.10 = 50,584.92/x
  3. Step 3: Cross multiply
    86,383.38x = 119,213.10 × 50,584.92
  4. Step 4: Simplify right side
    86,383.38x = 6,030,385,126.45
  5. Step 5: Solve for x
    x = 6,030,385,126.45/86,383.38
  6. Step 6: Final answer
    x = 69,809.55

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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.