Home / 20,042.06-30,058.54-7,563.41

Finding the Fourth Proportional to 20,042.06, 30,058.54 and 7,563.41

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Solution

The fourth proportional to 20,042.06, 30,058.54 and 7,563.41 is: 11,343.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042.06 : 30,058.54 = 7,563.41 : x
  2. Step 2: Convert to fraction form
    20,042.06/30,058.54 = 7,563.41/x
  3. Step 3: Cross multiply
    20,042.06x = 30,058.54 × 7,563.41
  4. Step 4: Simplify right side
    20,042.06x = 227,344,892.82
  5. Step 5: Solve for x
    x = 227,344,892.82/20,042.06
  6. Step 6: Final answer
    x = 11,343.39

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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.