Home / 39,474.34-54,473.93-21,568.96

Finding the Fourth Proportional to 39,474.34, 54,473.93 and 21,568.96

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Solution

The fourth proportional to 39,474.34, 54,473.93 and 21,568.96 is: 29,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,474.34 : 54,473.93 = 21,568.96 : x
  2. Step 2: Convert to fraction form
    39,474.34/54,473.93 = 21,568.96/x
  3. Step 3: Cross multiply
    39,474.34x = 54,473.93 × 21,568.96
  4. Step 4: Simplify right side
    39,474.34x = 1,174,945,934.95
  5. Step 5: Solve for x
    x = 1,174,945,934.95/39,474.34
  6. Step 6: Final answer
    x = 29,764.80

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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.