Home / 168,036.32-231,895.38-96,429.44

Finding the Fourth Proportional to 168,036.32, 231,895.38 and 96,429.44

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Solution

The fourth proportional to 168,036.32, 231,895.38 and 96,429.44 is: 133,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,036.32 : 231,895.38 = 96,429.44 : x
  2. Step 2: Convert to fraction form
    168,036.32/231,895.38 = 96,429.44/x
  3. Step 3: Cross multiply
    168,036.32x = 231,895.38 × 96,429.44
  4. Step 4: Simplify right side
    168,036.32x = 22,361,541,850.12
  5. Step 5: Solve for x
    x = 22,361,541,850.12/168,036.32
  6. Step 6: Final answer
    x = 133,075.64

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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.