Home / 168,357.15-232,325.62-91,874.32

Finding the Fourth Proportional to 168,357.15, 232,325.62 and 91,874.32

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Solution

The fourth proportional to 168,357.15, 232,325.62 and 91,874.32 is: 126,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,357.15 : 232,325.62 = 91,874.32 : x
  2. Step 2: Convert to fraction form
    168,357.15/232,325.62 = 91,874.32/x
  3. Step 3: Cross multiply
    168,357.15x = 232,325.62 × 91,874.32
  4. Step 4: Simplify right side
    168,357.15x = 21,344,757,545.58
  5. Step 5: Solve for x
    x = 21,344,757,545.58/168,357.15
  6. Step 6: Final answer
    x = 126,782.60

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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.