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Finding the Fourth Proportional to 174,493.44, 261,737.28 and 43,165.44

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Solution

The fourth proportional to 174,493.44, 261,737.28 and 43,165.44 is: 64,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,493.44 : 261,737.28 = 43,165.44 : x
  2. Step 2: Convert to fraction form
    174,493.44/261,737.28 = 43,165.44/x
  3. Step 3: Cross multiply
    174,493.44x = 261,737.28 × 43,165.44
  4. Step 4: Simplify right side
    174,493.44x = 11,298,004,855.60
  5. Step 5: Solve for x
    x = 11,298,004,855.60/174,493.44
  6. Step 6: Final answer
    x = 64,747.45

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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.