Home / 80,144.55-110,564.73-48,295.35

Finding the Fourth Proportional to 80,144.55, 110,564.73 and 48,295.35

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Solution

The fourth proportional to 80,144.55, 110,564.73 and 48,295.35 is: 66,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,144.55 : 110,564.73 = 48,295.35 : x
  2. Step 2: Convert to fraction form
    80,144.55/110,564.73 = 48,295.35/x
  3. Step 3: Cross multiply
    80,144.55x = 110,564.73 × 48,295.35
  4. Step 4: Simplify right side
    80,144.55x = 5,339,762,333.01
  5. Step 5: Solve for x
    x = 5,339,762,333.01/80,144.55
  6. Step 6: Final answer
    x = 66,626.64

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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.