Home / 168,436.35-232,382.34-108,039.51

Finding the Fourth Proportional to 168,436.35, 232,382.34 and 108,039.51

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Solution

The fourth proportional to 168,436.35, 232,382.34 and 108,039.51 is: 149,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,436.35 : 232,382.34 = 108,039.51 : x
  2. Step 2: Convert to fraction form
    168,436.35/232,382.34 = 108,039.51/x
  3. Step 3: Cross multiply
    168,436.35x = 232,382.34 × 108,039.51
  4. Step 4: Simplify right side
    168,436.35x = 25,106,474,146.25
  5. Step 5: Solve for x
    x = 25,106,474,146.25/168,436.35
  6. Step 6: Final answer
    x = 149,056.15

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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.