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Finding the Fourth Proportional to 68,074.41, 93,941.06 and 37,028.87

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Solution

The fourth proportional to 68,074.41, 93,941.06 and 37,028.87 is: 51,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,074.41 : 93,941.06 = 37,028.87 : x
  2. Step 2: Convert to fraction form
    68,074.41/93,941.06 = 37,028.87/x
  3. Step 3: Cross multiply
    68,074.41x = 93,941.06 × 37,028.87
  4. Step 4: Simplify right side
    68,074.41x = 3,478,530,643.55
  5. Step 5: Solve for x
    x = 3,478,530,643.55/68,074.41
  6. Step 6: Final answer
    x = 51,098.95

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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.