Home / 86,441.43-119,300.88-50,645.73

Finding the Fourth Proportional to 86,441.43, 119,300.88 and 50,645.73

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Solution

The fourth proportional to 86,441.43, 119,300.88 and 50,645.73 is: 69,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,441.43 : 119,300.88 = 50,645.73 : x
  2. Step 2: Convert to fraction form
    86,441.43/119,300.88 = 50,645.73/x
  3. Step 3: Cross multiply
    86,441.43x = 119,300.88 × 50,645.73
  4. Step 4: Simplify right side
    86,441.43x = 6,042,080,157.24
  5. Step 5: Solve for x
    x = 6,042,080,157.24/86,441.43
  6. Step 6: Final answer
    x = 69,897.97

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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.