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Finding the Fourth Proportional to 151,241.90, 226,845.54 and 40,442.54

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Solution

The fourth proportional to 151,241.90, 226,845.54 and 40,442.54 is: 60,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,241.90 : 226,845.54 = 40,442.54 : x
  2. Step 2: Convert to fraction form
    151,241.90/226,845.54 = 40,442.54/x
  3. Step 3: Cross multiply
    151,241.90x = 226,845.54 × 40,442.54
  4. Step 4: Simplify right side
    151,241.90x = 9,174,209,825.27
  5. Step 5: Solve for x
    x = 9,174,209,825.27/151,241.90
  6. Step 6: Final answer
    x = 60,659.18

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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.