Home / 171,945.99-257,928.98-45,583.11

Finding the Fourth Proportional to 171,945.99, 257,928.98 and 45,583.11

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Solution

The fourth proportional to 171,945.99, 257,928.98 and 45,583.11 is: 68,377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,945.99 : 257,928.98 = 45,583.11 : x
  2. Step 2: Convert to fraction form
    171,945.99/257,928.98 = 45,583.11/x
  3. Step 3: Cross multiply
    171,945.99x = 257,928.98 × 45,583.11
  4. Step 4: Simplify right side
    171,945.99x = 11,757,204,839.61
  5. Step 5: Solve for x
    x = 11,757,204,839.61/171,945.99
  6. Step 6: Final answer
    x = 68,377.31

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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.