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Finding the Fourth Proportional to 201,015.90, 301,523.85 and 96,039.90

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Solution

The fourth proportional to 201,015.90, 301,523.85 and 96,039.90 is: 144,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,015.90 : 301,523.85 = 96,039.90 : x
  2. Step 2: Convert to fraction form
    201,015.90/301,523.85 = 96,039.90/x
  3. Step 3: Cross multiply
    201,015.90x = 301,523.85 × 96,039.90
  4. Step 4: Simplify right side
    201,015.90x = 28,958,320,401.62
  5. Step 5: Solve for x
    x = 28,958,320,401.62/201,015.90
  6. Step 6: Final answer
    x = 144,059.85

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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.