Home / 43,573.87-65,334.39-19,553.77

Finding the Fourth Proportional to 43,573.87, 65,334.39 and 19,553.77

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Solution

The fourth proportional to 43,573.87, 65,334.39 and 19,553.77 is: 29,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,573.87 : 65,334.39 = 19,553.77 : x
  2. Step 2: Convert to fraction form
    43,573.87/65,334.39 = 19,553.77/x
  3. Step 3: Cross multiply
    43,573.87x = 65,334.39 × 19,553.77
  4. Step 4: Simplify right side
    43,573.87x = 1,277,533,635.15
  5. Step 5: Solve for x
    x = 1,277,533,635.15/43,573.87
  6. Step 6: Final answer
    x = 29,318.80

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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.