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Finding the Fourth Proportional to 101,307.44, 151,961.24 and 26,427.50

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Solution

The fourth proportional to 101,307.44, 151,961.24 and 26,427.50 is: 39,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,307.44 : 151,961.24 = 26,427.50 : x
  2. Step 2: Convert to fraction form
    101,307.44/151,961.24 = 26,427.50/x
  3. Step 3: Cross multiply
    101,307.44x = 151,961.24 × 26,427.50
  4. Step 4: Simplify right side
    101,307.44x = 4,015,954,778.16
  5. Step 5: Solve for x
    x = 4,015,954,778.16/101,307.44
  6. Step 6: Final answer
    x = 39,641.26

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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.