Home / 68,147.76-94,014.36-48,001.44

Finding the Fourth Proportional to 68,147.76, 94,014.36 and 48,001.44

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Solution

The fourth proportional to 68,147.76, 94,014.36 and 48,001.44 is: 66,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,147.76 : 94,014.36 = 48,001.44 : x
  2. Step 2: Convert to fraction form
    68,147.76/94,014.36 = 48,001.44/x
  3. Step 3: Cross multiply
    68,147.76x = 94,014.36 × 48,001.44
  4. Step 4: Simplify right side
    68,147.76x = 4,512,824,660.68
  5. Step 5: Solve for x
    x = 4,512,824,660.68/68,147.76
  6. Step 6: Final answer
    x = 66,221.17

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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.