Home / 57,982.25-80,015.51-32,831.75

Finding the Fourth Proportional to 57,982.25, 80,015.51 and 32,831.75

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Solution

The fourth proportional to 57,982.25, 80,015.51 and 32,831.75 is: 45,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,982.25 : 80,015.51 = 32,831.75 : x
  2. Step 2: Convert to fraction form
    57,982.25/80,015.51 = 32,831.75/x
  3. Step 3: Cross multiply
    57,982.25x = 80,015.51 × 32,831.75
  4. Step 4: Simplify right side
    57,982.25x = 2,627,049,220.44
  5. Step 5: Solve for x
    x = 2,627,049,220.44/57,982.25
  6. Step 6: Final answer
    x = 45,307.82

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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.