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Finding the Fourth Proportional to 173,462.73, 260,292.51 and 68,355.51

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Solution

The fourth proportional to 173,462.73, 260,292.51 and 68,355.51 is: 102,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,462.73 : 260,292.51 = 68,355.51 : x
  2. Step 2: Convert to fraction form
    173,462.73/260,292.51 = 68,355.51/x
  3. Step 3: Cross multiply
    173,462.73x = 260,292.51 × 68,355.51
  4. Step 4: Simplify right side
    173,462.73x = 17,792,426,037.80
  5. Step 5: Solve for x
    x = 17,792,426,037.80/173,462.73
  6. Step 6: Final answer
    x = 102,572.04

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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.