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Finding the Fourth Proportional to 104,309.64, 156,425.18 and 37,733.31

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Solution

The fourth proportional to 104,309.64, 156,425.18 and 37,733.31 is: 56,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,309.64 : 156,425.18 = 37,733.31 : x
  2. Step 2: Convert to fraction form
    104,309.64/156,425.18 = 37,733.31/x
  3. Step 3: Cross multiply
    104,309.64x = 156,425.18 × 37,733.31
  4. Step 4: Simplify right side
    104,309.64x = 5,902,439,620.08
  5. Step 5: Solve for x
    x = 5,902,439,620.08/104,309.64
  6. Step 6: Final answer
    x = 56,585.75

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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.