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Finding the Fourth Proportional to 101,217.42, 151,810.52 and 34,642.26

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Solution

The fourth proportional to 101,217.42, 151,810.52 and 34,642.26 is: 51,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,217.42 : 151,810.52 = 34,642.26 : x
  2. Step 2: Convert to fraction form
    101,217.42/151,810.52 = 34,642.26/x
  3. Step 3: Cross multiply
    101,217.42x = 151,810.52 × 34,642.26
  4. Step 4: Simplify right side
    101,217.42x = 5,259,059,504.58
  5. Step 5: Solve for x
    x = 5,259,059,504.58/101,217.42
  6. Step 6: Final answer
    x = 51,958.05

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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.