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Finding the Fourth Proportional to 169,684.42, 234,166.42 and 93,205.30

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Solution

The fourth proportional to 169,684.42, 234,166.42 and 93,205.30 is: 128,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,684.42 : 234,166.42 = 93,205.30 : x
  2. Step 2: Convert to fraction form
    169,684.42/234,166.42 = 93,205.30/x
  3. Step 3: Cross multiply
    169,684.42x = 234,166.42 × 93,205.30
  4. Step 4: Simplify right side
    169,684.42x = 21,825,551,426.03
  5. Step 5: Solve for x
    x = 21,825,551,426.03/169,684.42
  6. Step 6: Final answer
    x = 128,624.37

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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.