Home / 235,777.06-353,452.24-85,982.31

Finding the Fourth Proportional to 235,777.06, 353,452.24 and 85,982.31

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Solution

The fourth proportional to 235,777.06, 353,452.24 and 85,982.31 is: 128,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,777.06 : 353,452.24 = 85,982.31 : x
  2. Step 2: Convert to fraction form
    235,777.06/353,452.24 = 85,982.31/x
  3. Step 3: Cross multiply
    235,777.06x = 353,452.24 × 85,982.31
  4. Step 4: Simplify right side
    235,777.06x = 30,390,640,177.35
  5. Step 5: Solve for x
    x = 30,390,640,177.35/235,777.06
  6. Step 6: Final answer
    x = 128,895.66

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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.