Home / 57,387.36-86,083.38-17,944.80

Finding the Fourth Proportional to 57,387.36, 86,083.38 and 17,944.80

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Solution

The fourth proportional to 57,387.36, 86,083.38 and 17,944.80 is: 26,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,387.36 : 86,083.38 = 17,944.80 : x
  2. Step 2: Convert to fraction form
    57,387.36/86,083.38 = 17,944.80/x
  3. Step 3: Cross multiply
    57,387.36x = 86,083.38 × 17,944.80
  4. Step 4: Simplify right side
    57,387.36x = 1,544,749,037.42
  5. Step 5: Solve for x
    x = 1,544,749,037.42/57,387.36
  6. Step 6: Final answer
    x = 26,917.93

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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.