Home / 263,842.20-395,763.30-157,397.40

Finding the Fourth Proportional to 263,842.20, 395,763.30 and 157,397.40

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Solution

The fourth proportional to 263,842.20, 395,763.30 and 157,397.40 is: 236,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,842.20 : 395,763.30 = 157,397.40 : x
  2. Step 2: Convert to fraction form
    263,842.20/395,763.30 = 157,397.40/x
  3. Step 3: Cross multiply
    263,842.20x = 395,763.30 × 157,397.40
  4. Step 4: Simplify right side
    263,842.20x = 62,292,114,435.42
  5. Step 5: Solve for x
    x = 62,292,114,435.42/263,842.20
  6. Step 6: Final answer
    x = 236,096.10

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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.