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Finding the Fourth Proportional to 64,991.44, 97,487.16 and 23,438.44

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Solution

The fourth proportional to 64,991.44, 97,487.16 and 23,438.44 is: 35,157.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,991.44 : 97,487.16 = 23,438.44 : x
  2. Step 2: Convert to fraction form
    64,991.44/97,487.16 = 23,438.44/x
  3. Step 3: Cross multiply
    64,991.44x = 97,487.16 × 23,438.44
  4. Step 4: Simplify right side
    64,991.44x = 2,284,946,950.43
  5. Step 5: Solve for x
    x = 2,284,946,950.43/64,991.44
  6. Step 6: Final answer
    x = 35,157.66

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1.5x scale

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.