Home / 86,801.44-119,786.94-50,992.96

Finding the Fourth Proportional to 86,801.44, 119,786.94 and 50,992.96

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Solution

The fourth proportional to 86,801.44, 119,786.94 and 50,992.96 is: 70,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,801.44 : 119,786.94 = 50,992.96 : x
  2. Step 2: Convert to fraction form
    86,801.44/119,786.94 = 50,992.96/x
  3. Step 3: Cross multiply
    86,801.44x = 119,786.94 × 50,992.96
  4. Step 4: Simplify right side
    86,801.44x = 6,108,290,639.94
  5. Step 5: Solve for x
    x = 6,108,290,639.94/86,801.44
  6. Step 6: Final answer
    x = 70,370.84

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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.