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Finding the Fourth Proportional to 69,424.49, 104,000.03 and 44,045.72

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Solution

The fourth proportional to 69,424.49, 104,000.03 and 44,045.72 is: 65,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,424.49 : 104,000.03 = 44,045.72 : x
  2. Step 2: Convert to fraction form
    69,424.49/104,000.03 = 44,045.72/x
  3. Step 3: Cross multiply
    69,424.49x = 104,000.03 × 44,045.72
  4. Step 4: Simplify right side
    69,424.49x = 4,580,756,201.37
  5. Step 5: Solve for x
    x = 4,580,756,201.37/69,424.49
  6. Step 6: Final answer
    x = 65,981.85

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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.