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Finding the Fourth Proportional to 69,205.62, 95,503.74 and 37,374.51

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Solution

The fourth proportional to 69,205.62, 95,503.74 and 37,374.51 is: 51,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,205.62 : 95,503.74 = 37,374.51 : x
  2. Step 2: Convert to fraction form
    69,205.62/95,503.74 = 37,374.51/x
  3. Step 3: Cross multiply
    69,205.62x = 95,503.74 × 37,374.51
  4. Step 4: Simplify right side
    69,205.62x = 3,569,405,485.67
  5. Step 5: Solve for x
    x = 3,569,405,485.67/69,205.62
  6. Step 6: Final answer
    x = 51,576.82

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Why These Related Problems?

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