Home / 53,163.44-73,365.75-29,289.60

Finding the Fourth Proportional to 53,163.44, 73,365.75 and 29,289.60

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Solution

The fourth proportional to 53,163.44, 73,365.75 and 29,289.60 is: 40,419.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163.44 : 73,365.75 = 29,289.60 : x
  2. Step 2: Convert to fraction form
    53,163.44/73,365.75 = 29,289.60/x
  3. Step 3: Cross multiply
    53,163.44x = 73,365.75 × 29,289.60
  4. Step 4: Simplify right side
    53,163.44x = 2,148,853,471.20
  5. Step 5: Solve for x
    x = 2,148,853,471.20/53,163.44
  6. Step 6: Final answer
    x = 40,419.76

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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.