Home / 136,098.96-204,103.08-57,198.48

Finding the Fourth Proportional to 136,098.96, 204,103.08 and 57,198.48

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Solution

The fourth proportional to 136,098.96, 204,103.08 and 57,198.48 is: 85,778.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,098.96 : 204,103.08 = 57,198.48 : x
  2. Step 2: Convert to fraction form
    136,098.96/204,103.08 = 57,198.48/x
  3. Step 3: Cross multiply
    136,098.96x = 204,103.08 × 57,198.48
  4. Step 4: Simplify right side
    136,098.96x = 11,674,385,939.32
  5. Step 5: Solve for x
    x = 11,674,385,939.32/136,098.96
  6. Step 6: Final answer
    x = 85,778.66

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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.