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Finding the Fourth Proportional to 65,057.62, 97,586.43 and 15,809.62

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Solution

The fourth proportional to 65,057.62, 97,586.43 and 15,809.62 is: 23,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,057.62 : 97,586.43 = 15,809.62 : x
  2. Step 2: Convert to fraction form
    65,057.62/97,586.43 = 15,809.62/x
  3. Step 3: Cross multiply
    65,057.62x = 97,586.43 × 15,809.62
  4. Step 4: Simplify right side
    65,057.62x = 1,542,804,375.46
  5. Step 5: Solve for x
    x = 1,542,804,375.46/65,057.62
  6. Step 6: Final answer
    x = 23,714.43

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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.