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Finding the Fourth Proportional to 68,036.59, 102,101.32 and 23,662.89

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Solution

The fourth proportional to 68,036.59, 102,101.32 and 23,662.89 is: 35,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.59 : 102,101.32 = 23,662.89 : x
  2. Step 2: Convert to fraction form
    68,036.59/102,101.32 = 23,662.89/x
  3. Step 3: Cross multiply
    68,036.59x = 102,101.32 × 23,662.89
  4. Step 4: Simplify right side
    68,036.59x = 2,416,012,185.70
  5. Step 5: Solve for x
    x = 2,416,012,185.70/68,036.59
  6. Step 6: Final answer
    x = 35,510.48

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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.