Home / 188,198.93-282,255.35-112,318.92

Finding the Fourth Proportional to 188,198.93, 282,255.35 and 112,318.92

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Solution

The fourth proportional to 188,198.93, 282,255.35 and 112,318.92 is: 168,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,198.93 : 282,255.35 = 112,318.92 : x
  2. Step 2: Convert to fraction form
    188,198.93/282,255.35 = 112,318.92/x
  3. Step 3: Cross multiply
    188,198.93x = 282,255.35 × 112,318.92
  4. Step 4: Simplify right side
    188,198.93x = 31,702,615,514.63
  5. Step 5: Solve for x
    x = 31,702,615,514.63/188,198.93
  6. Step 6: Final answer
    x = 168,452.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.