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Finding the Fourth Proportional to 101,487.16, 152,215.62 and 26,608.60

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Solution

The fourth proportional to 101,487.16, 152,215.62 and 26,608.60 is: 39,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,487.16 : 152,215.62 = 26,608.60 : x
  2. Step 2: Convert to fraction form
    101,487.16/152,215.62 = 26,608.60/x
  3. Step 3: Cross multiply
    101,487.16x = 152,215.62 × 26,608.60
  4. Step 4: Simplify right side
    101,487.16x = 4,050,244,546.33
  5. Step 5: Solve for x
    x = 4,050,244,546.33/101,487.16
  6. Step 6: Final answer
    x = 39,908.94

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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.