Home / 86,736.60-119,660.24-67,583.11

Finding the Fourth Proportional to 86,736.60, 119,660.24 and 67,583.11

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Solution

The fourth proportional to 86,736.60, 119,660.24 and 67,583.11 is: 93,236.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,736.60 : 119,660.24 = 67,583.11 : x
  2. Step 2: Convert to fraction form
    86,736.60/119,660.24 = 67,583.11/x
  3. Step 3: Cross multiply
    86,736.60x = 119,660.24 × 67,583.11
  4. Step 4: Simplify right side
    86,736.60x = 8,087,011,162.55
  5. Step 5: Solve for x
    x = 8,087,011,162.55/86,736.60
  6. Step 6: Final answer
    x = 93,236.43

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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.