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Finding the Fourth Proportional to 59,737.85, 89,619.03 and 49,945.56

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Solution

The fourth proportional to 59,737.85, 89,619.03 and 49,945.56 is: 74,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,737.85 : 89,619.03 = 49,945.56 : x
  2. Step 2: Convert to fraction form
    59,737.85/89,619.03 = 49,945.56/x
  3. Step 3: Cross multiply
    59,737.85x = 89,619.03 × 49,945.56
  4. Step 4: Simplify right side
    59,737.85x = 4,476,072,390.28
  5. Step 5: Solve for x
    x = 4,476,072,390.28/59,737.85
  6. Step 6: Final answer
    x = 74,928.58

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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.