Home / 243,736.20-365,456.70-159,394.56

Finding the Fourth Proportional to 243,736.20, 365,456.70 and 159,394.56

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Solution

The fourth proportional to 243,736.20, 365,456.70 and 159,394.56 is: 238,995.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,736.20 : 365,456.70 = 159,394.56 : x
  2. Step 2: Convert to fraction form
    243,736.20/365,456.70 = 159,394.56/x
  3. Step 3: Cross multiply
    243,736.20x = 365,456.70 × 159,394.56
  4. Step 4: Simplify right side
    243,736.20x = 58,251,809,895.55
  5. Step 5: Solve for x
    x = 58,251,809,895.55/243,736.20
  6. Step 6: Final answer
    x = 238,995.31

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1.5x scale

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.