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Finding the Fourth Proportional to 201,014.36, 301,554.30 and 67,902.56

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Solution

The fourth proportional to 201,014.36, 301,554.30 and 67,902.56 is: 101,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,014.36 : 301,554.30 = 67,902.56 : x
  2. Step 2: Convert to fraction form
    201,014.36/301,554.30 = 67,902.56/x
  3. Step 3: Cross multiply
    201,014.36x = 301,554.30 × 67,902.56
  4. Step 4: Simplify right side
    201,014.36x = 20,476,308,949.01
  5. Step 5: Solve for x
    x = 20,476,308,949.01/201,014.36
  6. Step 6: Final answer
    x = 101,864.91

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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.