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Finding the Fourth Proportional to 64,695.04, 89,303.24 and 37,845.97

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Solution

The fourth proportional to 64,695.04, 89,303.24 and 37,845.97 is: 52,241.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,695.04 : 89,303.24 = 37,845.97 : x
  2. Step 2: Convert to fraction form
    64,695.04/89,303.24 = 37,845.97/x
  3. Step 3: Cross multiply
    64,695.04x = 89,303.24 × 37,845.97
  4. Step 4: Simplify right side
    64,695.04x = 3,379,767,613.30
  5. Step 5: Solve for x
    x = 3,379,767,613.30/64,695.04
  6. Step 6: Final answer
    x = 52,241.53

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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.