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Finding the Fourth Proportional to 169,398.54, 233,764.11 and 93,954.06

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Solution

The fourth proportional to 169,398.54, 233,764.11 and 93,954.06 is: 129,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,398.54 : 233,764.11 = 93,954.06 : x
  2. Step 2: Convert to fraction form
    169,398.54/233,764.11 = 93,954.06/x
  3. Step 3: Cross multiply
    169,398.54x = 233,764.11 × 93,954.06
  4. Step 4: Simplify right side
    169,398.54x = 21,963,087,216.79
  5. Step 5: Solve for x
    x = 21,963,087,216.79/169,398.54
  6. Step 6: Final answer
    x = 129,653.34

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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.