Home / 53,958.05-80,944.47-18,409.83

Finding the Fourth Proportional to 53,958.05, 80,944.47 and 18,409.83

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Solution

The fourth proportional to 53,958.05, 80,944.47 and 18,409.83 is: 27,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.05 : 80,944.47 = 18,409.83 : x
  2. Step 2: Convert to fraction form
    53,958.05/80,944.47 = 18,409.83/x
  3. Step 3: Cross multiply
    53,958.05x = 80,944.47 × 18,409.83
  4. Step 4: Simplify right side
    53,958.05x = 1,490,173,932.14
  5. Step 5: Solve for x
    x = 1,490,173,932.14/53,958.05
  6. Step 6: Final answer
    x = 27,617.27

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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.