Home / 252,267.78-347,932.62-161,632.20

Finding the Fourth Proportional to 252,267.78, 347,932.62 and 161,632.20

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Solution

The fourth proportional to 252,267.78, 347,932.62 and 161,632.20 is: 222,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,267.78 : 347,932.62 = 161,632.20 : x
  2. Step 2: Convert to fraction form
    252,267.78/347,932.62 = 161,632.20/x
  3. Step 3: Cross multiply
    252,267.78x = 347,932.62 × 161,632.20
  4. Step 4: Simplify right side
    252,267.78x = 56,237,114,822.36
  5. Step 5: Solve for x
    x = 56,237,114,822.36/252,267.78
  6. Step 6: Final answer
    x = 222,926.27

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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.