Home / 175,006.20-262,638.90-115,822.20

Finding the Fourth Proportional to 175,006.20, 262,638.90 and 115,822.20

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Solution

The fourth proportional to 175,006.20, 262,638.90 and 115,822.20 is: 173,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,006.20 : 262,638.90 = 115,822.20 : x
  2. Step 2: Convert to fraction form
    175,006.20/262,638.90 = 115,822.20/x
  3. Step 3: Cross multiply
    175,006.20x = 262,638.90 × 115,822.20
  4. Step 4: Simplify right side
    175,006.20x = 30,419,415,203.58
  5. Step 5: Solve for x
    x = 30,419,415,203.58/175,006.20
  6. Step 6: Final answer
    x = 173,819.07

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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.