Home / 252,022.60-347,787.30-138,849.40

Finding the Fourth Proportional to 252,022.60, 347,787.30 and 138,849.40

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Solution

The fourth proportional to 252,022.60, 347,787.30 and 138,849.40 is: 191,610.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,022.60 : 347,787.30 = 138,849.40 : x
  2. Step 2: Convert to fraction form
    252,022.60/347,787.30 = 138,849.40/x
  3. Step 3: Cross multiply
    252,022.60x = 347,787.30 × 138,849.40
  4. Step 4: Simplify right side
    252,022.60x = 48,290,057,932.62
  5. Step 5: Solve for x
    x = 48,290,057,932.62/252,022.60
  6. Step 6: Final answer
    x = 191,610.03

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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.