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Finding the Fourth Proportional to 169,035.30, 233,261.50 and 92,553.01

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Solution

The fourth proportional to 169,035.30, 233,261.50 and 92,553.01 is: 127,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,035.30 : 233,261.50 = 92,553.01 : x
  2. Step 2: Convert to fraction form
    169,035.30/233,261.50 = 92,553.01/x
  3. Step 3: Cross multiply
    169,035.30x = 233,261.50 × 92,553.01
  4. Step 4: Simplify right side
    169,035.30x = 21,589,053,942.12
  5. Step 5: Solve for x
    x = 21,589,053,942.12/169,035.30
  6. Step 6: Final answer
    x = 127,719.20

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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.