Home / 205,067.40-307,269.90-116,056.20

Finding the Fourth Proportional to 205,067.40, 307,269.90 and 116,056.20

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Solution

The fourth proportional to 205,067.40, 307,269.90 and 116,056.20 is: 173,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,067.40 : 307,269.90 = 116,056.20 : x
  2. Step 2: Convert to fraction form
    205,067.40/307,269.90 = 116,056.20/x
  3. Step 3: Cross multiply
    205,067.40x = 307,269.90 × 116,056.20
  4. Step 4: Simplify right side
    205,067.40x = 35,660,576,968.38
  5. Step 5: Solve for x
    x = 35,660,576,968.38/205,067.40
  6. Step 6: Final answer
    x = 173,896.86

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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.