Home / 159,039.60-238,553.92-40,711.96

Finding the Fourth Proportional to 159,039.60, 238,553.92 and 40,711.96

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Solution

The fourth proportional to 159,039.60, 238,553.92 and 40,711.96 is: 61,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,039.60 : 238,553.92 = 40,711.96 : x
  2. Step 2: Convert to fraction form
    159,039.60/238,553.92 = 40,711.96/x
  3. Step 3: Cross multiply
    159,039.60x = 238,553.92 × 40,711.96
  4. Step 4: Simplify right side
    159,039.60x = 9,711,997,648.88
  5. Step 5: Solve for x
    x = 9,711,997,648.88/159,039.60
  6. Step 6: Final answer
    x = 61,066.54

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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.