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Finding the Fourth Proportional to 99,673.44, 149,534.16 and 37,344.48

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Solution

The fourth proportional to 99,673.44, 149,534.16 and 37,344.48 is: 56,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,673.44 : 149,534.16 = 37,344.48 : x
  2. Step 2: Convert to fraction form
    99,673.44/149,534.16 = 37,344.48/x
  3. Step 3: Cross multiply
    99,673.44x = 149,534.16 × 37,344.48
  4. Step 4: Simplify right side
    99,673.44x = 5,584,275,447.44
  5. Step 5: Solve for x
    x = 5,584,275,447.44/99,673.44
  6. Step 6: Final answer
    x = 56,025.71

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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.