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Finding the Fourth Proportional to 174,690.68, 262,035.81 and 54,748.44

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Solution

The fourth proportional to 174,690.68, 262,035.81 and 54,748.44 is: 82,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,690.68 : 262,035.81 = 54,748.44 : x
  2. Step 2: Convert to fraction form
    174,690.68/262,035.81 = 54,748.44/x
  3. Step 3: Cross multiply
    174,690.68x = 262,035.81 × 54,748.44
  4. Step 4: Simplify right side
    174,690.68x = 14,346,051,821.64
  5. Step 5: Solve for x
    x = 14,346,051,821.64/174,690.68
  6. Step 6: Final answer
    x = 82,122.60

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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.