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Finding the Fourth Proportional to 259,375.34, 389,097.03 and 101,583.29

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Solution

The fourth proportional to 259,375.34, 389,097.03 and 101,583.29 is: 152,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,375.34 : 389,097.03 = 101,583.29 : x
  2. Step 2: Convert to fraction form
    259,375.34/389,097.03 = 101,583.29/x
  3. Step 3: Cross multiply
    259,375.34x = 389,097.03 × 101,583.29
  4. Step 4: Simplify right side
    259,375.34x = 39,525,754,491.14
  5. Step 5: Solve for x
    x = 39,525,754,491.14/259,375.34
  6. Step 6: Final answer
    x = 152,388.25

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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.