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Finding the Fourth Proportional to 223,615.15, 335,425.15 and 65,846.59

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Solution

The fourth proportional to 223,615.15, 335,425.15 and 65,846.59 is: 98,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,615.15 : 335,425.15 = 65,846.59 : x
  2. Step 2: Convert to fraction form
    223,615.15/335,425.15 = 65,846.59/x
  3. Step 3: Cross multiply
    223,615.15x = 335,425.15 × 65,846.59
  4. Step 4: Simplify right side
    223,615.15x = 22,086,601,571.48
  5. Step 5: Solve for x
    x = 22,086,601,571.48/223,615.15
  6. Step 6: Final answer
    x = 98,770.60

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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.