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Finding the Fourth Proportional to 68,157.64, 102,123.06 and 23,759.92

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Solution

The fourth proportional to 68,157.64, 102,123.06 and 23,759.92 is: 35,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,157.64 : 102,123.06 = 23,759.92 : x
  2. Step 2: Convert to fraction form
    68,157.64/102,123.06 = 23,759.92/x
  3. Step 3: Cross multiply
    68,157.64x = 102,123.06 × 23,759.92
  4. Step 4: Simplify right side
    68,157.64x = 2,426,435,735.76
  5. Step 5: Solve for x
    x = 2,426,435,735.76/68,157.64
  6. Step 6: Final answer
    x = 35,600.35

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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.