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Finding the Fourth Proportional to 243,180.66, 364,757.22 and 65,674.29

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Solution

The fourth proportional to 243,180.66, 364,757.22 and 65,674.29 is: 98,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,180.66 : 364,757.22 = 65,674.29 : x
  2. Step 2: Convert to fraction form
    243,180.66/364,757.22 = 65,674.29/x
  3. Step 3: Cross multiply
    243,180.66x = 364,757.22 × 65,674.29
  4. Step 4: Simplify right side
    243,180.66x = 23,955,171,445.87
  5. Step 5: Solve for x
    x = 23,955,171,445.87/243,180.66
  6. Step 6: Final answer
    x = 98,507.72

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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.