Home / 108,468.44-149,689.56-60,721.52

Finding the Fourth Proportional to 108,468.44, 149,689.56 and 60,721.52

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Solution

The fourth proportional to 108,468.44, 149,689.56 and 60,721.52 is: 83,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,468.44 : 149,689.56 = 60,721.52 : x
  2. Step 2: Convert to fraction form
    108,468.44/149,689.56 = 60,721.52/x
  3. Step 3: Cross multiply
    108,468.44x = 149,689.56 × 60,721.52
  4. Step 4: Simplify right side
    108,468.44x = 9,089,377,611.33
  5. Step 5: Solve for x
    x = 9,089,377,611.33/108,468.44
  6. Step 6: Final answer
    x = 83,797.44

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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.