Home / 108,351.03-149,531.76-60,608.82

Finding the Fourth Proportional to 108,351.03, 149,531.76 and 60,608.82

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Solution

The fourth proportional to 108,351.03, 149,531.76 and 60,608.82 is: 83,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.03 : 149,531.76 = 60,608.82 : x
  2. Step 2: Convert to fraction form
    108,351.03/149,531.76 = 60,608.82/x
  3. Step 3: Cross multiply
    108,351.03x = 149,531.76 × 60,608.82
  4. Step 4: Simplify right side
    108,351.03x = 9,062,943,526.12
  5. Step 5: Solve for x
    x = 9,062,943,526.12/108,351.03
  6. Step 6: Final answer
    x = 83,644.28

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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.