Home / 53,469.44-80,153.72-18,384.56

Finding the Fourth Proportional to 53,469.44, 80,153.72 and 18,384.56

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Solution

The fourth proportional to 53,469.44, 80,153.72 and 18,384.56 is: 27,559.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,469.44 : 80,153.72 = 18,384.56 : x
  2. Step 2: Convert to fraction form
    53,469.44/80,153.72 = 18,384.56/x
  3. Step 3: Cross multiply
    53,469.44x = 80,153.72 × 18,384.56
  4. Step 4: Simplify right side
    53,469.44x = 1,473,590,874.56
  5. Step 5: Solve for x
    x = 1,473,590,874.56/53,469.44
  6. Step 6: Final answer
    x = 27,559.50

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1.5x scale

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.