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Finding the Fourth Proportional to 68,298, 102,493.26 and 23,925.12

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Solution

The fourth proportional to 68,298, 102,493.26 and 23,925.12 is: 35,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,298 : 102,493.26 = 23,925.12 : x
  2. Step 2: Convert to fraction form
    68,298/102,493.26 = 23,925.12/x
  3. Step 3: Cross multiply
    68,298x = 102,493.26 × 23,925.12
  4. Step 4: Simplify right side
    68,298x = 2,452,163,544.69
  5. Step 5: Solve for x
    x = 2,452,163,544.69/68,298
  6. Step 6: Final answer
    x = 35,903.89

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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.