Home / 109,026.20-163,557.51-34,131.44

Finding the Fourth Proportional to 109,026.20, 163,557.51 and 34,131.44

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Solution

The fourth proportional to 109,026.20, 163,557.51 and 34,131.44 is: 51,202.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,026.20 : 163,557.51 = 34,131.44 : x
  2. Step 2: Convert to fraction form
    109,026.20/163,557.51 = 34,131.44/x
  3. Step 3: Cross multiply
    109,026.20x = 163,557.51 × 34,131.44
  4. Step 4: Simplify right side
    109,026.20x = 5,582,453,339.11
  5. Step 5: Solve for x
    x = 5,582,453,339.11/109,026.20
  6. Step 6: Final answer
    x = 51,202.86

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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.