Home / 109,782.66-151,500.24-59,481.66

Finding the Fourth Proportional to 109,782.66, 151,500.24 and 59,481.66

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Solution

The fourth proportional to 109,782.66, 151,500.24 and 59,481.66 is: 82,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,782.66 : 151,500.24 = 59,481.66 : x
  2. Step 2: Convert to fraction form
    109,782.66/151,500.24 = 59,481.66/x
  3. Step 3: Cross multiply
    109,782.66x = 151,500.24 × 59,481.66
  4. Step 4: Simplify right side
    109,782.66x = 9,011,485,765.60
  5. Step 5: Solve for x
    x = 9,011,485,765.60/109,782.66
  6. Step 6: Final answer
    x = 82,084.78

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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.