Home / 168,311.49-232,278.78-96,696.15

Finding the Fourth Proportional to 168,311.49, 232,278.78 and 96,696.15

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Solution

The fourth proportional to 168,311.49, 232,278.78 and 96,696.15 is: 133,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,311.49 : 232,278.78 = 96,696.15 : x
  2. Step 2: Convert to fraction form
    168,311.49/232,278.78 = 96,696.15/x
  3. Step 3: Cross multiply
    168,311.49x = 232,278.78 × 96,696.15
  4. Step 4: Simplify right side
    168,311.49x = 22,460,463,752.70
  5. Step 5: Solve for x
    x = 22,460,463,752.70/168,311.49
  6. Step 6: Final answer
    x = 133,445.81

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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.