Home / 53,481.16-80,304.69-51,114.67

Finding the Fourth Proportional to 53,481.16, 80,304.69 and 51,114.67

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Solution

The fourth proportional to 53,481.16, 80,304.69 and 51,114.67 is: 76,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,481.16 : 80,304.69 = 51,114.67 : x
  2. Step 2: Convert to fraction form
    53,481.16/80,304.69 = 51,114.67/x
  3. Step 3: Cross multiply
    53,481.16x = 80,304.69 × 51,114.67
  4. Step 4: Simplify right side
    53,481.16x = 4,104,747,728.80
  5. Step 5: Solve for x
    x = 4,104,747,728.80/53,481.16
  6. Step 6: Final answer
    x = 76,751.28

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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.