Home / 156,613.26-234,843.30-109,251

Finding the Fourth Proportional to 156,613.26, 234,843.30 and 109,251

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Solution

The fourth proportional to 156,613.26, 234,843.30 and 109,251 is: 163,823.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,613.26 : 234,843.30 = 109,251 : x
  2. Step 2: Convert to fraction form
    156,613.26/234,843.30 = 109,251/x
  3. Step 3: Cross multiply
    156,613.26x = 234,843.30 × 109,251
  4. Step 4: Simplify right side
    156,613.26x = 25,656,865,368.30
  5. Step 5: Solve for x
    x = 25,656,865,368.30/156,613.26
  6. Step 6: Final answer
    x = 163,823.07

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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.