Home / 39,158.37-53,998.83-33,511.86

Finding the Fourth Proportional to 39,158.37, 53,998.83 and 33,511.86

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Solution

The fourth proportional to 39,158.37, 53,998.83 and 33,511.86 is: 46,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,158.37 : 53,998.83 = 33,511.86 : x
  2. Step 2: Convert to fraction form
    39,158.37/53,998.83 = 33,511.86/x
  3. Step 3: Cross multiply
    39,158.37x = 53,998.83 × 33,511.86
  4. Step 4: Simplify right side
    39,158.37x = 1,809,601,231.12
  5. Step 5: Solve for x
    x = 1,809,601,231.12/39,158.37
  6. Step 6: Final answer
    x = 46,212.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.