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Finding the Fourth Proportional to 101,103.26, 151,654.88 and 34,543.94

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Solution

The fourth proportional to 101,103.26, 151,654.88 and 34,543.94 is: 51,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,103.26 : 151,654.88 = 34,543.94 : x
  2. Step 2: Convert to fraction form
    101,103.26/151,654.88 = 34,543.94/x
  3. Step 3: Cross multiply
    101,103.26x = 151,654.88 × 34,543.94
  4. Step 4: Simplify right side
    101,103.26x = 5,238,756,403.51
  5. Step 5: Solve for x
    x = 5,238,756,403.51/101,103.26
  6. Step 6: Final answer
    x = 51,815.90

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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.