Home / 168,766.16-232,787.57-108,240.93

Finding the Fourth Proportional to 168,766.16, 232,787.57 and 108,240.93

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Solution

The fourth proportional to 168,766.16, 232,787.57 and 108,240.93 is: 149,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,766.16 : 232,787.57 = 108,240.93 : x
  2. Step 2: Convert to fraction form
    168,766.16/232,787.57 = 108,240.93/x
  3. Step 3: Cross multiply
    168,766.16x = 232,787.57 × 108,240.93
  4. Step 4: Simplify right side
    168,766.16x = 25,197,142,528.04
  5. Step 5: Solve for x
    x = 25,197,142,528.04/168,766.16
  6. Step 6: Final answer
    x = 149,302.11

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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.