Home / 45,837.20-68,762.92-19,542

Finding the Fourth Proportional to 45,837.20, 68,762.92 and 19,542

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Solution

The fourth proportional to 45,837.20, 68,762.92 and 19,542 is: 29,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,837.20 : 68,762.92 = 19,542 : x
  2. Step 2: Convert to fraction form
    45,837.20/68,762.92 = 19,542/x
  3. Step 3: Cross multiply
    45,837.20x = 68,762.92 × 19,542
  4. Step 4: Simplify right side
    45,837.20x = 1,343,764,982.64
  5. Step 5: Solve for x
    x = 1,343,764,982.64/45,837.20
  6. Step 6: Final answer
    x = 29,316.04

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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.