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Finding the Fourth Proportional to 69,156.99, 103,737.24 and 27,035.37

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Solution

The fourth proportional to 69,156.99, 103,737.24 and 27,035.37 is: 40,553.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,156.99 : 103,737.24 = 27,035.37 : x
  2. Step 2: Convert to fraction form
    69,156.99/103,737.24 = 27,035.37/x
  3. Step 3: Cross multiply
    69,156.99x = 103,737.24 × 27,035.37
  4. Step 4: Simplify right side
    69,156.99x = 2,804,574,666.18
  5. Step 5: Solve for x
    x = 2,804,574,666.18/69,156.99
  6. Step 6: Final answer
    x = 40,553.74

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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.