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Finding the Fourth Proportional to 62,682.91, 94,020.91 and 45,833.18

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Solution

The fourth proportional to 62,682.91, 94,020.91 and 45,833.18 is: 68,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.91 : 94,020.91 = 45,833.18 : x
  2. Step 2: Convert to fraction form
    62,682.91/94,020.91 = 45,833.18/x
  3. Step 3: Cross multiply
    62,682.91x = 94,020.91 × 45,833.18
  4. Step 4: Simplify right side
    62,682.91x = 4,309,276,707.11
  5. Step 5: Solve for x
    x = 4,309,276,707.11/62,682.91
  6. Step 6: Final answer
    x = 68,747.24

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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.