Home / 86,396.40-119,223-58,097.52

Finding the Fourth Proportional to 86,396.40, 119,223 and 58,097.52

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Solution

The fourth proportional to 86,396.40, 119,223 and 58,097.52 is: 80,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,396.40 : 119,223 = 58,097.52 : x
  2. Step 2: Convert to fraction form
    86,396.40/119,223 = 58,097.52/x
  3. Step 3: Cross multiply
    86,396.40x = 119,223 × 58,097.52
  4. Step 4: Simplify right side
    86,396.40x = 6,926,560,626.96
  5. Step 5: Solve for x
    x = 6,926,560,626.96/86,396.40
  6. Step 6: Final answer
    x = 80,171.87

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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.