Home / 239,885.85-331,040.34-132,453.57

Finding the Fourth Proportional to 239,885.85, 331,040.34 and 132,453.57

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Solution

The fourth proportional to 239,885.85, 331,040.34 and 132,453.57 is: 182,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,885.85 : 331,040.34 = 132,453.57 : x
  2. Step 2: Convert to fraction form
    239,885.85/331,040.34 = 132,453.57/x
  3. Step 3: Cross multiply
    239,885.85x = 331,040.34 × 132,453.57
  4. Step 4: Simplify right side
    239,885.85x = 43,847,474,847.01
  5. Step 5: Solve for x
    x = 43,847,474,847.01/239,885.85
  6. Step 6: Final answer
    x = 182,784.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.