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Finding the Fourth Proportional to 143,069.88, 214,604.84 and 37,897.08

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Solution

The fourth proportional to 143,069.88, 214,604.84 and 37,897.08 is: 56,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,069.88 : 214,604.84 = 37,897.08 : x
  2. Step 2: Convert to fraction form
    143,069.88/214,604.84 = 37,897.08/x
  3. Step 3: Cross multiply
    143,069.88x = 214,604.84 × 37,897.08
  4. Step 4: Simplify right side
    143,069.88x = 8,132,896,789.87
  5. Step 5: Solve for x
    x = 8,132,896,789.87/143,069.88
  6. Step 6: Final answer
    x = 56,845.63

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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.