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Finding the Fourth Proportional to 62,895.80, 86,794.80 and 36,054.14

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Solution

The fourth proportional to 62,895.80, 86,794.80 and 36,054.14 is: 49,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,895.80 : 86,794.80 = 36,054.14 : x
  2. Step 2: Convert to fraction form
    62,895.80/86,794.80 = 36,054.14/x
  3. Step 3: Cross multiply
    62,895.80x = 86,794.80 × 36,054.14
  4. Step 4: Simplify right side
    62,895.80x = 3,129,311,870.47
  5. Step 5: Solve for x
    x = 3,129,311,870.47/62,895.80
  6. Step 6: Final answer
    x = 49,753.91

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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.