Home / 168,519.48-232,161.32-117,439.36

Finding the Fourth Proportional to 168,519.48, 232,161.32 and 117,439.36

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Solution

The fourth proportional to 168,519.48, 232,161.32 and 117,439.36 is: 161,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,519.48 : 232,161.32 = 117,439.36 : x
  2. Step 2: Convert to fraction form
    168,519.48/232,161.32 = 117,439.36/x
  3. Step 3: Cross multiply
    168,519.48x = 232,161.32 × 117,439.36
  4. Step 4: Simplify right side
    168,519.48x = 27,264,876,837.56
  5. Step 5: Solve for x
    x = 27,264,876,837.56/168,519.48
  6. Step 6: Final answer
    x = 161,790.65

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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.