Home / 52,015.94-71,781.96-29,359.70

Finding the Fourth Proportional to 52,015.94, 71,781.96 and 29,359.70

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Solution

The fourth proportional to 52,015.94, 71,781.96 and 29,359.70 is: 40,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,015.94 : 71,781.96 = 29,359.70 : x
  2. Step 2: Convert to fraction form
    52,015.94/71,781.96 = 29,359.70/x
  3. Step 3: Cross multiply
    52,015.94x = 71,781.96 × 29,359.70
  4. Step 4: Simplify right side
    52,015.94x = 2,107,496,811.01
  5. Step 5: Solve for x
    x = 2,107,496,811.01/52,015.94
  6. Step 6: Final answer
    x = 40,516.37

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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.