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Finding the Fourth Proportional to 61,251.93, 84,525.53 and 37,418.49

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Solution

The fourth proportional to 61,251.93, 84,525.53 and 37,418.49 is: 51,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,251.93 : 84,525.53 = 37,418.49 : x
  2. Step 2: Convert to fraction form
    61,251.93/84,525.53 = 37,418.49/x
  3. Step 3: Cross multiply
    61,251.93x = 84,525.53 × 37,418.49
  4. Step 4: Simplify right side
    61,251.93x = 3,162,817,511.96
  5. Step 5: Solve for x
    x = 3,162,817,511.96/61,251.93
  6. Step 6: Final answer
    x = 51,636.21

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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.