Home / 123,198.16-184,808.91-34,451.65

Finding the Fourth Proportional to 123,198.16, 184,808.91 and 34,451.65

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Solution

The fourth proportional to 123,198.16, 184,808.91 and 34,451.65 is: 51,680.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,198.16 : 184,808.91 = 34,451.65 : x
  2. Step 2: Convert to fraction form
    123,198.16/184,808.91 = 34,451.65/x
  3. Step 3: Cross multiply
    123,198.16x = 184,808.91 × 34,451.65
  4. Step 4: Simplify right side
    123,198.16x = 6,366,971,884.20
  5. Step 5: Solve for x
    x = 6,366,971,884.20/123,198.16
  6. Step 6: Final answer
    x = 51,680.74

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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.