Home / 86,786.97-119,764.44-49,061.22

Finding the Fourth Proportional to 86,786.97, 119,764.44 and 49,061.22

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Solution

The fourth proportional to 86,786.97, 119,764.44 and 49,061.22 is: 67,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,786.97 : 119,764.44 = 49,061.22 : x
  2. Step 2: Convert to fraction form
    86,786.97/119,764.44 = 49,061.22/x
  3. Step 3: Cross multiply
    86,786.97x = 119,764.44 × 49,061.22
  4. Step 4: Simplify right side
    86,786.97x = 5,875,789,539.02
  5. Step 5: Solve for x
    x = 5,875,789,539.02/86,786.97
  6. Step 6: Final answer
    x = 67,703.59

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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.