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Finding the Fourth Proportional to 201,069.60, 301,647.80 and 67,946.91

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Solution

The fourth proportional to 201,069.60, 301,647.80 and 67,946.91 is: 101,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,069.60 : 301,647.80 = 67,946.91 : x
  2. Step 2: Convert to fraction form
    201,069.60/301,647.80 = 67,946.91/x
  3. Step 3: Cross multiply
    201,069.60x = 301,647.80 × 67,946.91
  4. Step 4: Simplify right side
    201,069.60x = 20,496,035,578.56
  5. Step 5: Solve for x
    x = 20,496,035,578.56/201,069.60
  6. Step 6: Final answer
    x = 101,935.03

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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.