Home / 58,540.36-80,797.62-39,683.56

Finding the Fourth Proportional to 58,540.36, 80,797.62 and 39,683.56

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Solution

The fourth proportional to 58,540.36, 80,797.62 and 39,683.56 is: 54,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,540.36 : 80,797.62 = 39,683.56 : x
  2. Step 2: Convert to fraction form
    58,540.36/80,797.62 = 39,683.56/x
  3. Step 3: Cross multiply
    58,540.36x = 80,797.62 × 39,683.56
  4. Step 4: Simplify right side
    58,540.36x = 3,206,337,201.13
  5. Step 5: Solve for x
    x = 3,206,337,201.13/58,540.36
  6. Step 6: Final answer
    x = 54,771.40

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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.