Home / 45,736.48-68,604.56-30,040.56

Finding the Fourth Proportional to 45,736.48, 68,604.56 and 30,040.56

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Solution

The fourth proportional to 45,736.48, 68,604.56 and 30,040.56 is: 45,060.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,736.48 : 68,604.56 = 30,040.56 : x
  2. Step 2: Convert to fraction form
    45,736.48/68,604.56 = 30,040.56/x
  3. Step 3: Cross multiply
    45,736.48x = 68,604.56 × 30,040.56
  4. Step 4: Simplify right side
    45,736.48x = 2,060,919,400.95
  5. Step 5: Solve for x
    x = 2,060,919,400.95/45,736.48
  6. Step 6: Final answer
    x = 45,060.73

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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.