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Finding the Fourth Proportional to 75,437.75, 104,092.50 and 43,600.49

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Solution

The fourth proportional to 75,437.75, 104,092.50 and 43,600.49 is: 60,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.75 : 104,092.50 = 43,600.49 : x
  2. Step 2: Convert to fraction form
    75,437.75/104,092.50 = 43,600.49/x
  3. Step 3: Cross multiply
    75,437.75x = 104,092.50 × 43,600.49
  4. Step 4: Simplify right side
    75,437.75x = 4,538,484,005.33
  5. Step 5: Solve for x
    x = 4,538,484,005.33/75,437.75
  6. Step 6: Final answer
    x = 60,161.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.