Home / 104,766.89-144,581.56-57,023.46

Finding the Fourth Proportional to 104,766.89, 144,581.56 and 57,023.46

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Solution

The fourth proportional to 104,766.89, 144,581.56 and 57,023.46 is: 78,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,766.89 : 144,581.56 = 57,023.46 : x
  2. Step 2: Convert to fraction form
    104,766.89/144,581.56 = 57,023.46/x
  3. Step 3: Cross multiply
    104,766.89x = 144,581.56 × 57,023.46
  4. Step 4: Simplify right side
    104,766.89x = 8,244,540,660.84
  5. Step 5: Solve for x
    x = 8,244,540,660.84/104,766.89
  6. Step 6: Final answer
    x = 78,694.15

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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.