Home / 234,363.02-323,420.19-126,932.78

Finding the Fourth Proportional to 234,363.02, 323,420.19 and 126,932.78

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Solution

The fourth proportional to 234,363.02, 323,420.19 and 126,932.78 is: 175,166.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,363.02 : 323,420.19 = 126,932.78 : x
  2. Step 2: Convert to fraction form
    234,363.02/323,420.19 = 126,932.78/x
  3. Step 3: Cross multiply
    234,363.02x = 323,420.19 × 126,932.78
  4. Step 4: Simplify right side
    234,363.02x = 41,052,623,824.83
  5. Step 5: Solve for x
    x = 41,052,623,824.83/234,363.02
  6. Step 6: Final answer
    x = 175,166.82

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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.