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Finding the Fourth Proportional to 201,124.20, 301,597.20 and 67,968.30

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Solution

The fourth proportional to 201,124.20, 301,597.20 and 67,968.30 is: 101,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,124.20 : 301,597.20 = 67,968.30 : x
  2. Step 2: Convert to fraction form
    201,124.20/301,597.20 = 67,968.30/x
  3. Step 3: Cross multiply
    201,124.20x = 301,597.20 × 67,968.30
  4. Step 4: Simplify right side
    201,124.20x = 20,499,048,968.76
  5. Step 5: Solve for x
    x = 20,499,048,968.76/201,124.20
  6. Step 6: Final answer
    x = 101,922.34

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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.