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Finding the Fourth Proportional to 68,792.54, 103,199.07 and 24,415.58

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Solution

The fourth proportional to 68,792.54, 103,199.07 and 24,415.58 is: 36,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,792.54 : 103,199.07 = 24,415.58 : x
  2. Step 2: Convert to fraction form
    68,792.54/103,199.07 = 24,415.58/x
  3. Step 3: Cross multiply
    68,792.54x = 103,199.07 × 24,415.58
  4. Step 4: Simplify right side
    68,792.54x = 2,519,664,830.47
  5. Step 5: Solve for x
    x = 2,519,664,830.47/68,792.54
  6. Step 6: Final answer
    x = 36,627.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.