Home / 108,233.53-149,359.79-60,491.32

Finding the Fourth Proportional to 108,233.53, 149,359.79 and 60,491.32

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Solution

The fourth proportional to 108,233.53, 149,359.79 and 60,491.32 is: 83,476.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,233.53 : 149,359.79 = 60,491.32 : x
  2. Step 2: Convert to fraction form
    108,233.53/149,359.79 = 60,491.32/x
  3. Step 3: Cross multiply
    108,233.53x = 149,359.79 × 60,491.32
  4. Step 4: Simplify right side
    108,233.53x = 9,034,970,852.02
  5. Step 5: Solve for x
    x = 9,034,970,852.02/108,233.53
  6. Step 6: Final answer
    x = 83,476.63

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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.