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Finding the Fourth Proportional to 68,792.58, 94,893.39 and 43,258.41

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Solution

The fourth proportional to 68,792.58, 94,893.39 and 43,258.41 is: 59,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,792.58 : 94,893.39 = 43,258.41 : x
  2. Step 2: Convert to fraction form
    68,792.58/94,893.39 = 43,258.41/x
  3. Step 3: Cross multiply
    68,792.58x = 94,893.39 × 43,258.41
  4. Step 4: Simplify right side
    68,792.58x = 4,104,937,170.91
  5. Step 5: Solve for x
    x = 4,104,937,170.91/68,792.58
  6. Step 6: Final answer
    x = 59,671.22

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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.