Home / 197,486.88-296,098.92-108,782.16

Finding the Fourth Proportional to 197,486.88, 296,098.92 and 108,782.16

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Solution

The fourth proportional to 197,486.88, 296,098.92 and 108,782.16 is: 163,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,486.88 : 296,098.92 = 108,782.16 : x
  2. Step 2: Convert to fraction form
    197,486.88/296,098.92 = 108,782.16/x
  3. Step 3: Cross multiply
    197,486.88x = 296,098.92 × 108,782.16
  4. Step 4: Simplify right side
    197,486.88x = 32,210,280,091.27
  5. Step 5: Solve for x
    x = 32,210,280,091.27/197,486.88
  6. Step 6: Final answer
    x = 163,100.86

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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.