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Finding the Fourth Proportional to 106,249.94, 158,597.57 and 93,639

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Solution

The fourth proportional to 106,249.94, 158,597.57 and 93,639 is: 139,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,249.94 : 158,597.57 = 93,639 : x
  2. Step 2: Convert to fraction form
    106,249.94/158,597.57 = 93,639/x
  3. Step 3: Cross multiply
    106,249.94x = 158,597.57 × 93,639
  4. Step 4: Simplify right side
    106,249.94x = 14,850,917,857.23
  5. Step 5: Solve for x
    x = 14,850,917,857.23/106,249.94
  6. Step 6: Final answer
    x = 139,773.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.