Home / 111,117.28-166,693.20-37,228

Finding the Fourth Proportional to 111,117.28, 166,693.20 and 37,228

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Solution

The fourth proportional to 111,117.28, 166,693.20 and 37,228 is: 55,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,117.28 : 166,693.20 = 37,228 : x
  2. Step 2: Convert to fraction form
    111,117.28/166,693.20 = 37,228/x
  3. Step 3: Cross multiply
    111,117.28x = 166,693.20 × 37,228
  4. Step 4: Simplify right side
    111,117.28x = 6,205,654,449.60
  5. Step 5: Solve for x
    x = 6,205,654,449.60/111,117.28
  6. Step 6: Final answer
    x = 55,847.79

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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.