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Finding the Fourth Proportional to 62,906.58, 86,813.16 and 36,054.18

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Solution

The fourth proportional to 62,906.58, 86,813.16 and 36,054.18 is: 49,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,906.58 : 86,813.16 = 36,054.18 : x
  2. Step 2: Convert to fraction form
    62,906.58/86,813.16 = 36,054.18/x
  3. Step 3: Cross multiply
    62,906.58x = 86,813.16 × 36,054.18
  4. Step 4: Simplify right side
    62,906.58x = 3,129,977,297.01
  5. Step 5: Solve for x
    x = 3,129,977,297.01/62,906.58
  6. Step 6: Final answer
    x = 49,755.96

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1.5x scale

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.