Home / 82,363.64-113,683.30-52,163.60

Finding the Fourth Proportional to 82,363.64, 113,683.30 and 52,163.60

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Solution

The fourth proportional to 82,363.64, 113,683.30 and 52,163.60 is: 71,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,363.64 : 113,683.30 = 52,163.60 : x
  2. Step 2: Convert to fraction form
    82,363.64/113,683.30 = 52,163.60/x
  3. Step 3: Cross multiply
    82,363.64x = 113,683.30 × 52,163.60
  4. Step 4: Simplify right side
    82,363.64x = 5,930,129,489.05
  5. Step 5: Solve for x
    x = 5,930,129,489.05/82,363.64
  6. Step 6: Final answer
    x = 71,999.37

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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.