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Finding the Fourth Proportional to 173,834.94, 260,862.11 and 73,994.97

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Solution

The fourth proportional to 173,834.94, 260,862.11 and 73,994.97 is: 111,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,834.94 : 260,862.11 = 73,994.97 : x
  2. Step 2: Convert to fraction form
    173,834.94/260,862.11 = 73,994.97/x
  3. Step 3: Cross multiply
    173,834.94x = 260,862.11 × 73,994.97
  4. Step 4: Simplify right side
    173,834.94x = 19,302,483,633.61
  5. Step 5: Solve for x
    x = 19,302,483,633.61/173,834.94
  6. Step 6: Final answer
    x = 111,039.15

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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.