Home / 165,153.26-227,910.24-89,701.76

Finding the Fourth Proportional to 165,153.26, 227,910.24 and 89,701.76

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Solution

The fourth proportional to 165,153.26, 227,910.24 and 89,701.76 is: 123,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,153.26 : 227,910.24 = 89,701.76 : x
  2. Step 2: Convert to fraction form
    165,153.26/227,910.24 = 89,701.76/x
  3. Step 3: Cross multiply
    165,153.26x = 227,910.24 × 89,701.76
  4. Step 4: Simplify right side
    165,153.26x = 20,443,949,650.02
  5. Step 5: Solve for x
    x = 20,443,949,650.02/165,153.26
  6. Step 6: Final answer
    x = 123,787.75

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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.