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Finding the Fourth Proportional to 62,818.74, 86,651.10 and 44,882.51

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Solution

The fourth proportional to 62,818.74, 86,651.10 and 44,882.51 is: 61,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,818.74 : 86,651.10 = 44,882.51 : x
  2. Step 2: Convert to fraction form
    62,818.74/86,651.10 = 44,882.51/x
  3. Step 3: Cross multiply
    62,818.74x = 86,651.10 × 44,882.51
  4. Step 4: Simplify right side
    62,818.74x = 3,889,118,429.01
  5. Step 5: Solve for x
    x = 3,889,118,429.01/62,818.74
  6. Step 6: Final answer
    x = 61,910.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.