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Finding the Fourth Proportional to 36,496.16, 54,750 and 15,725.60

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Solution

The fourth proportional to 36,496.16, 54,750 and 15,725.60 is: 23,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,496.16 : 54,750 = 15,725.60 : x
  2. Step 2: Convert to fraction form
    36,496.16/54,750 = 15,725.60/x
  3. Step 3: Cross multiply
    36,496.16x = 54,750 × 15,725.60
  4. Step 4: Simplify right side
    36,496.16x = 860,976,600
  5. Step 5: Solve for x
    x = 860,976,600/36,496.16
  6. Step 6: Final answer
    x = 23,590.88

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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.