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Finding the Fourth Proportional to 101,519.16, 152,241.21 and 34,940.94

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Solution

The fourth proportional to 101,519.16, 152,241.21 and 34,940.94 is: 52,398.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,519.16 : 152,241.21 = 34,940.94 : x
  2. Step 2: Convert to fraction form
    101,519.16/152,241.21 = 34,940.94/x
  3. Step 3: Cross multiply
    101,519.16x = 152,241.21 × 34,940.94
  4. Step 4: Simplify right side
    101,519.16x = 5,319,450,984.14
  5. Step 5: Solve for x
    x = 5,319,450,984.14/101,519.16
  6. Step 6: Final answer
    x = 52,398.49

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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.