Home / 132,504.68-182,796.14-78,759.16

Finding the Fourth Proportional to 132,504.68, 182,796.14 and 78,759.16

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Solution

The fourth proportional to 132,504.68, 182,796.14 and 78,759.16 is: 108,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,504.68 : 182,796.14 = 78,759.16 : x
  2. Step 2: Convert to fraction form
    132,504.68/182,796.14 = 78,759.16/x
  3. Step 3: Cross multiply
    132,504.68x = 182,796.14 × 78,759.16
  4. Step 4: Simplify right side
    132,504.68x = 14,396,870,437.64
  5. Step 5: Solve for x
    x = 14,396,870,437.64/132,504.68
  6. Step 6: Final answer
    x = 108,651.79

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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.