Home / 169,787.55-234,308.21-106,162.23

Finding the Fourth Proportional to 169,787.55, 234,308.21 and 106,162.23

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Solution

The fourth proportional to 169,787.55, 234,308.21 and 106,162.23 is: 146,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,787.55 : 234,308.21 = 106,162.23 : x
  2. Step 2: Convert to fraction form
    169,787.55/234,308.21 = 106,162.23/x
  3. Step 3: Cross multiply
    169,787.55x = 234,308.21 × 106,162.23
  4. Step 4: Simplify right side
    169,787.55x = 24,874,682,080.91
  5. Step 5: Solve for x
    x = 24,874,682,080.91/169,787.55
  6. Step 6: Final answer
    x = 146,504.75

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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.