Home / 114,723.92-158,231.40-82,997.84

Finding the Fourth Proportional to 114,723.92, 158,231.40 and 82,997.84

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Solution

The fourth proportional to 114,723.92, 158,231.40 and 82,997.84 is: 114,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,723.92 : 158,231.40 = 82,997.84 : x
  2. Step 2: Convert to fraction form
    114,723.92/158,231.40 = 82,997.84/x
  3. Step 3: Cross multiply
    114,723.92x = 158,231.40 × 82,997.84
  4. Step 4: Simplify right side
    114,723.92x = 13,132,864,420.18
  5. Step 5: Solve for x
    x = 13,132,864,420.18/114,723.92
  6. Step 6: Final answer
    x = 114,473.64

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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.