Home / 204,904.44-307,282.76-86,584.96

Finding the Fourth Proportional to 204,904.44, 307,282.76 and 86,584.96

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Solution

The fourth proportional to 204,904.44, 307,282.76 and 86,584.96 is: 129,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,904.44 : 307,282.76 = 86,584.96 : x
  2. Step 2: Convert to fraction form
    204,904.44/307,282.76 = 86,584.96/x
  3. Step 3: Cross multiply
    204,904.44x = 307,282.76 × 86,584.96
  4. Step 4: Simplify right side
    204,904.44x = 26,606,065,483.29
  5. Step 5: Solve for x
    x = 26,606,065,483.29/204,904.44
  6. Step 6: Final answer
    x = 129,846.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.