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Finding the Fourth Proportional to 201,137.34, 301,701.34 and 101,270.72

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Solution

The fourth proportional to 201,137.34, 301,701.34 and 101,270.72 is: 151,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,137.34 : 301,701.34 = 101,270.72 : x
  2. Step 2: Convert to fraction form
    201,137.34/301,701.34 = 101,270.72/x
  3. Step 3: Cross multiply
    201,137.34x = 301,701.34 × 101,270.72
  4. Step 4: Simplify right side
    201,137.34x = 30,553,512,807.61
  5. Step 5: Solve for x
    x = 30,553,512,807.61/201,137.34
  6. Step 6: Final answer
    x = 151,903.73

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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.