Home / 114,621.26-171,923.73-30,379.55

Finding the Fourth Proportional to 114,621.26, 171,923.73 and 30,379.55

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Solution

The fourth proportional to 114,621.26, 171,923.73 and 30,379.55 is: 45,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,621.26 : 171,923.73 = 30,379.55 : x
  2. Step 2: Convert to fraction form
    114,621.26/171,923.73 = 30,379.55/x
  3. Step 3: Cross multiply
    114,621.26x = 171,923.73 × 30,379.55
  4. Step 4: Simplify right side
    114,621.26x = 5,222,964,692.10
  5. Step 5: Solve for x
    x = 5,222,964,692.10/114,621.26
  6. Step 6: Final answer
    x = 45,567.16

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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.