Home / 53,622.44-80,434.61-18,563.21

Finding the Fourth Proportional to 53,622.44, 80,434.61 and 18,563.21

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Solution

The fourth proportional to 53,622.44, 80,434.61 and 18,563.21 is: 27,845.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,622.44 : 80,434.61 = 18,563.21 : x
  2. Step 2: Convert to fraction form
    53,622.44/80,434.61 = 18,563.21/x
  3. Step 3: Cross multiply
    53,622.44x = 80,434.61 × 18,563.21
  4. Step 4: Simplify right side
    53,622.44x = 1,493,124,463.88
  5. Step 5: Solve for x
    x = 1,493,124,463.88/53,622.44
  6. Step 6: Final answer
    x = 27,845.14

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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.