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Finding the Fourth Proportional to 164,702.73, 247,051.50 and 52,381.33

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Solution

The fourth proportional to 164,702.73, 247,051.50 and 52,381.33 is: 78,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,702.73 : 247,051.50 = 52,381.33 : x
  2. Step 2: Convert to fraction form
    164,702.73/247,051.50 = 52,381.33/x
  3. Step 3: Cross multiply
    164,702.73x = 247,051.50 × 52,381.33
  4. Step 4: Simplify right side
    164,702.73x = 12,940,886,148.50
  5. Step 5: Solve for x
    x = 12,940,886,148.50/164,702.73
  6. Step 6: Final answer
    x = 78,571.17

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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.