Home / 43,193.61-64,820.66-19,835.37

Finding the Fourth Proportional to 43,193.61, 64,820.66 and 19,835.37

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Solution

The fourth proportional to 43,193.61, 64,820.66 and 19,835.37 is: 29,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,193.61 : 64,820.66 = 19,835.37 : x
  2. Step 2: Convert to fraction form
    43,193.61/64,820.66 = 19,835.37/x
  3. Step 3: Cross multiply
    43,193.61x = 64,820.66 × 19,835.37
  4. Step 4: Simplify right side
    43,193.61x = 1,285,741,675.57
  5. Step 5: Solve for x
    x = 1,285,741,675.57/43,193.61
  6. Step 6: Final answer
    x = 29,766.94

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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.