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Finding the Fourth Proportional to 68,352.12, 102,465.54 and 23,954.67

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Solution

The fourth proportional to 68,352.12, 102,465.54 and 23,954.67 is: 35,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,352.12 : 102,465.54 = 23,954.67 : x
  2. Step 2: Convert to fraction form
    68,352.12/102,465.54 = 23,954.67/x
  3. Step 3: Cross multiply
    68,352.12x = 102,465.54 × 23,954.67
  4. Step 4: Simplify right side
    68,352.12x = 2,454,528,197.07
  5. Step 5: Solve for x
    x = 2,454,528,197.07/68,352.12
  6. Step 6: Final answer
    x = 35,910.05

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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.