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Finding the Fourth Proportional to 169,359.82, 233,719.77 and 92,874.36

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Solution

The fourth proportional to 169,359.82, 233,719.77 and 92,874.36 is: 128,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,359.82 : 233,719.77 = 92,874.36 : x
  2. Step 2: Convert to fraction form
    169,359.82/233,719.77 = 92,874.36/x
  3. Step 3: Cross multiply
    169,359.82x = 233,719.77 × 92,874.36
  4. Step 4: Simplify right side
    169,359.82x = 21,706,574,058.10
  5. Step 5: Solve for x
    x = 21,706,574,058.10/169,359.82
  6. Step 6: Final answer
    x = 128,168.38

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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.