Home / 53,977.93-80,964.59-18,442.44

Finding the Fourth Proportional to 53,977.93, 80,964.59 and 18,442.44

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Solution

The fourth proportional to 53,977.93, 80,964.59 and 18,442.44 is: 27,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.93 : 80,964.59 = 18,442.44 : x
  2. Step 2: Convert to fraction form
    53,977.93/80,964.59 = 18,442.44/x
  3. Step 3: Cross multiply
    53,977.93x = 80,964.59 × 18,442.44
  4. Step 4: Simplify right side
    53,977.93x = 1,493,184,593.20
  5. Step 5: Solve for x
    x = 1,493,184,593.20/53,977.93
  6. Step 6: Final answer
    x = 27,662.87

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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.