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Finding the Fourth Proportional to 150,607.44, 225,907.32 and 39,800.40

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Solution

The fourth proportional to 150,607.44, 225,907.32 and 39,800.40 is: 59,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,607.44 : 225,907.32 = 39,800.40 : x
  2. Step 2: Convert to fraction form
    150,607.44/225,907.32 = 39,800.40/x
  3. Step 3: Cross multiply
    150,607.44x = 225,907.32 × 39,800.40
  4. Step 4: Simplify right side
    150,607.44x = 8,991,201,698.93
  5. Step 5: Solve for x
    x = 8,991,201,698.93/150,607.44
  6. Step 6: Final answer
    x = 59,699.59

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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.