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Finding the Fourth Proportional to 169,036, 233,269.68 and 93,589.36

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Solution

The fourth proportional to 169,036, 233,269.68 and 93,589.36 is: 129,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,036 : 233,269.68 = 93,589.36 : x
  2. Step 2: Convert to fraction form
    169,036/233,269.68 = 93,589.36/x
  3. Step 3: Cross multiply
    169,036x = 233,269.68 × 93,589.36
  4. Step 4: Simplify right side
    169,036x = 21,831,560,058.60
  5. Step 5: Solve for x
    x = 21,831,560,058.60/169,036
  6. Step 6: Final answer
    x = 129,153.32

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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.