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Finding the Fourth Proportional to 192,584.34, 265,778.73 and 107,702.01

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Solution

The fourth proportional to 192,584.34, 265,778.73 and 107,702.01 is: 148,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,584.34 : 265,778.73 = 107,702.01 : x
  2. Step 2: Convert to fraction form
    192,584.34/265,778.73 = 107,702.01/x
  3. Step 3: Cross multiply
    192,584.34x = 265,778.73 × 107,702.01
  4. Step 4: Simplify right side
    192,584.34x = 28,624,903,436.25
  5. Step 5: Solve for x
    x = 28,624,903,436.25/192,584.34
  6. Step 6: Final answer
    x = 148,635.68

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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.