Home / 168,436.94-232,433.01-91,940.81

Finding the Fourth Proportional to 168,436.94, 232,433.01 and 91,940.81

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Solution

The fourth proportional to 168,436.94, 232,433.01 and 91,940.81 is: 126,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,436.94 : 232,433.01 = 91,940.81 : x
  2. Step 2: Convert to fraction form
    168,436.94/232,433.01 = 91,940.81/x
  3. Step 3: Cross multiply
    168,436.94x = 232,433.01 × 91,940.81
  4. Step 4: Simplify right side
    168,436.94x = 21,370,078,047.97
  5. Step 5: Solve for x
    x = 21,370,078,047.97/168,436.94
  6. Step 6: Final answer
    x = 126,872.87

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1.5x scale

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.