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Finding the Fourth Proportional to 41,642.92, 62,410.74 and 15,316.48

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Solution

The fourth proportional to 41,642.92, 62,410.74 and 15,316.48 is: 22,954.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642.92 : 62,410.74 = 15,316.48 : x
  2. Step 2: Convert to fraction form
    41,642.92/62,410.74 = 15,316.48/x
  3. Step 3: Cross multiply
    41,642.92x = 62,410.74 × 15,316.48
  4. Step 4: Simplify right side
    41,642.92x = 955,912,851.00
  5. Step 5: Solve for x
    x = 955,912,851.00/41,642.92
  6. Step 6: Final answer
    x = 22,954.99

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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.