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Finding the Fourth Proportional to 64,782.95, 97,186.46 and 22,662.03

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Solution

The fourth proportional to 64,782.95, 97,186.46 and 22,662.03 is: 33,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,782.95 : 97,186.46 = 22,662.03 : x
  2. Step 2: Convert to fraction form
    64,782.95/97,186.46 = 22,662.03/x
  3. Step 3: Cross multiply
    64,782.95x = 97,186.46 × 22,662.03
  4. Step 4: Simplify right side
    64,782.95x = 2,202,442,358.80
  5. Step 5: Solve for x
    x = 2,202,442,358.80/64,782.95
  6. Step 6: Final answer
    x = 33,997.26

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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.