Home / 169,985.79-234,593.15-102,005.73

Finding the Fourth Proportional to 169,985.79, 234,593.15 and 102,005.73

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Solution

The fourth proportional to 169,985.79, 234,593.15 and 102,005.73 is: 140,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,985.79 : 234,593.15 = 102,005.73 : x
  2. Step 2: Convert to fraction form
    169,985.79/234,593.15 = 102,005.73/x
  3. Step 3: Cross multiply
    169,985.79x = 234,593.15 × 102,005.73
  4. Step 4: Simplify right side
    169,985.79x = 23,929,845,008.72
  5. Step 5: Solve for x
    x = 23,929,845,008.72/169,985.79
  6. Step 6: Final answer
    x = 140,775.56

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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.