Home / 133,023.45-183,409.02-82,634.97

Finding the Fourth Proportional to 133,023.45, 183,409.02 and 82,634.97

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Solution

The fourth proportional to 133,023.45, 183,409.02 and 82,634.97 is: 113,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.45 : 183,409.02 = 82,634.97 : x
  2. Step 2: Convert to fraction form
    133,023.45/183,409.02 = 82,634.97/x
  3. Step 3: Cross multiply
    133,023.45x = 183,409.02 × 82,634.97
  4. Step 4: Simplify right side
    133,023.45x = 15,155,998,865.43
  5. Step 5: Solve for x
    x = 15,155,998,865.43/133,023.45
  6. Step 6: Final answer
    x = 113,934.79

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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.