Home / 196,326.72-270,924.92-109,111.52

Finding the Fourth Proportional to 196,326.72, 270,924.92 and 109,111.52

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Solution

The fourth proportional to 196,326.72, 270,924.92 and 109,111.52 is: 150,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,326.72 : 270,924.92 = 109,111.52 : x
  2. Step 2: Convert to fraction form
    196,326.72/270,924.92 = 109,111.52/x
  3. Step 3: Cross multiply
    196,326.72x = 270,924.92 × 109,111.52
  4. Step 4: Simplify right side
    196,326.72x = 29,561,029,827.08
  5. Step 5: Solve for x
    x = 29,561,029,827.08/196,326.72
  6. Step 6: Final answer
    x = 150,570.59

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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.