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Finding the Fourth Proportional to 150,584.70, 225,794.54 and 69,443.64

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Solution

The fourth proportional to 150,584.70, 225,794.54 and 69,443.64 is: 104,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,584.70 : 225,794.54 = 69,443.64 : x
  2. Step 2: Convert to fraction form
    150,584.70/225,794.54 = 69,443.64/x
  3. Step 3: Cross multiply
    150,584.70x = 225,794.54 × 69,443.64
  4. Step 4: Simplify right side
    150,584.70x = 15,679,994,402.51
  5. Step 5: Solve for x
    x = 15,679,994,402.51/150,584.70
  6. Step 6: Final answer
    x = 104,127.41

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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.