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Finding the Fourth Proportional to 68,605.52, 102,920.52 and 24,258.02

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Solution

The fourth proportional to 68,605.52, 102,920.52 and 24,258.02 is: 36,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,605.52 : 102,920.52 = 24,258.02 : x
  2. Step 2: Convert to fraction form
    68,605.52/102,920.52 = 24,258.02/x
  3. Step 3: Cross multiply
    68,605.52x = 102,920.52 × 24,258.02
  4. Step 4: Simplify right side
    68,605.52x = 2,496,648,032.57
  5. Step 5: Solve for x
    x = 2,496,648,032.57/68,605.52
  6. Step 6: Final answer
    x = 36,391.36

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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.