Home / 136,621.33-204,945.66-41,850.42

Finding the Fourth Proportional to 136,621.33, 204,945.66 and 41,850.42

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Solution

The fourth proportional to 136,621.33, 204,945.66 and 41,850.42 is: 62,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,621.33 : 204,945.66 = 41,850.42 : x
  2. Step 2: Convert to fraction form
    136,621.33/204,945.66 = 41,850.42/x
  3. Step 3: Cross multiply
    136,621.33x = 204,945.66 × 41,850.42
  4. Step 4: Simplify right side
    136,621.33x = 8,577,061,948.18
  5. Step 5: Solve for x
    x = 8,577,061,948.18/136,621.33
  6. Step 6: Final answer
    x = 62,779.82

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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.