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Finding the Fourth Proportional to 64,173.44, 96,289.32 and 34,559.84

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Solution

The fourth proportional to 64,173.44, 96,289.32 and 34,559.84 is: 51,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,173.44 : 96,289.32 = 34,559.84 : x
  2. Step 2: Convert to fraction form
    64,173.44/96,289.32 = 34,559.84/x
  3. Step 3: Cross multiply
    64,173.44x = 96,289.32 × 34,559.84
  4. Step 4: Simplify right side
    64,173.44x = 3,327,743,492.91
  5. Step 5: Solve for x
    x = 3,327,743,492.91/64,173.44
  6. Step 6: Final answer
    x = 51,855.46

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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.