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Finding the Fourth Proportional to 172,069.50, 237,352.95 and 108,296.58

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Solution

The fourth proportional to 172,069.50, 237,352.95 and 108,296.58 is: 149,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,069.50 : 237,352.95 = 108,296.58 : x
  2. Step 2: Convert to fraction form
    172,069.50/237,352.95 = 108,296.58/x
  3. Step 3: Cross multiply
    172,069.50x = 237,352.95 × 108,296.58
  4. Step 4: Simplify right side
    172,069.50x = 25,704,512,737.91
  5. Step 5: Solve for x
    x = 25,704,512,737.91/172,069.50
  6. Step 6: Final answer
    x = 149,384.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.