Home / 84,396.97-126,657.73-40,023.82

Finding the Fourth Proportional to 84,396.97, 126,657.73 and 40,023.82

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Solution

The fourth proportional to 84,396.97, 126,657.73 and 40,023.82 is: 60,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,396.97 : 126,657.73 = 40,023.82 : x
  2. Step 2: Convert to fraction form
    84,396.97/126,657.73 = 40,023.82/x
  3. Step 3: Cross multiply
    84,396.97x = 126,657.73 × 40,023.82
  4. Step 4: Simplify right side
    84,396.97x = 5,069,325,553.84
  5. Step 5: Solve for x
    x = 5,069,325,553.84/84,396.97
  6. Step 6: Final answer
    x = 60,065.26

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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.