Home / 156,612.26-234,841.80-109,250

Finding the Fourth Proportional to 156,612.26, 234,841.80 and 109,250

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Solution

The fourth proportional to 156,612.26, 234,841.80 and 109,250 is: 163,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,612.26 : 234,841.80 = 109,250 : x
  2. Step 2: Convert to fraction form
    156,612.26/234,841.80 = 109,250/x
  3. Step 3: Cross multiply
    156,612.26x = 234,841.80 × 109,250
  4. Step 4: Simplify right side
    156,612.26x = 25,656,466,650
  5. Step 5: Solve for x
    x = 25,656,466,650/156,612.26
  6. Step 6: Final answer
    x = 163,821.57

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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.