Home / 103,351.54-154,996.50-40,181.48

Finding the Fourth Proportional to 103,351.54, 154,996.50 and 40,181.48

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Solution

The fourth proportional to 103,351.54, 154,996.50 and 40,181.48 is: 60,260.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,351.54 : 154,996.50 = 40,181.48 : x
  2. Step 2: Convert to fraction form
    103,351.54/154,996.50 = 40,181.48/x
  3. Step 3: Cross multiply
    103,351.54x = 154,996.50 × 40,181.48
  4. Step 4: Simplify right side
    103,351.54x = 6,227,988,764.82
  5. Step 5: Solve for x
    x = 6,227,988,764.82/103,351.54
  6. Step 6: Final answer
    x = 60,260.24

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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.