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Finding the Fourth Proportional to 29,271.52, 43,907.26 and 7,383.52

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Solution

The fourth proportional to 29,271.52, 43,907.26 and 7,383.52 is: 11,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,271.52 : 43,907.26 = 7,383.52 : x
  2. Step 2: Convert to fraction form
    29,271.52/43,907.26 = 7,383.52/x
  3. Step 3: Cross multiply
    29,271.52x = 43,907.26 × 7,383.52
  4. Step 4: Simplify right side
    29,271.52x = 324,190,132.36
  5. Step 5: Solve for x
    x = 324,190,132.36/29,271.52
  6. Step 6: Final answer
    x = 11,075.27

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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.