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Finding the Fourth Proportional to 69,676.86, 96,150.44 and 37,845.68

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Solution

The fourth proportional to 69,676.86, 96,150.44 and 37,845.68 is: 52,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676.86 : 96,150.44 = 37,845.68 : x
  2. Step 2: Convert to fraction form
    69,676.86/96,150.44 = 37,845.68/x
  3. Step 3: Cross multiply
    69,676.86x = 96,150.44 × 37,845.68
  4. Step 4: Simplify right side
    69,676.86x = 3,638,878,784.10
  5. Step 5: Solve for x
    x = 3,638,878,784.10/69,676.86
  6. Step 6: Final answer
    x = 52,225.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.