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Finding the Fourth Proportional to 68,354.12, 102,468.54 and 23,956.67

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Solution

The fourth proportional to 68,354.12, 102,468.54 and 23,956.67 is: 35,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,354.12 : 102,468.54 = 23,956.67 : x
  2. Step 2: Convert to fraction form
    68,354.12/102,468.54 = 23,956.67/x
  3. Step 3: Cross multiply
    68,354.12x = 102,468.54 × 23,956.67
  4. Step 4: Simplify right side
    68,354.12x = 2,454,804,998.16
  5. Step 5: Solve for x
    x = 2,454,804,998.16/68,354.12
  6. Step 6: Final answer
    x = 35,913.05

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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.