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Finding the Fourth Proportional to 101,896.11, 152,853.89 and 39,571.47

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Solution

The fourth proportional to 101,896.11, 152,853.89 and 39,571.47 is: 59,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,896.11 : 152,853.89 = 39,571.47 : x
  2. Step 2: Convert to fraction form
    101,896.11/152,853.89 = 39,571.47/x
  3. Step 3: Cross multiply
    101,896.11x = 152,853.89 × 39,571.47
  4. Step 4: Simplify right side
    101,896.11x = 6,048,652,924.66
  5. Step 5: Solve for x
    x = 6,048,652,924.66/101,896.11
  6. Step 6: Final answer
    x = 59,360.98

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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.