Home / 57,986.10-80,015.40-32,835.60

Finding the Fourth Proportional to 57,986.10, 80,015.40 and 32,835.60

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Solution

The fourth proportional to 57,986.10, 80,015.40 and 32,835.60 is: 45,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,986.10 : 80,015.40 = 32,835.60 : x
  2. Step 2: Convert to fraction form
    57,986.10/80,015.40 = 32,835.60/x
  3. Step 3: Cross multiply
    57,986.10x = 80,015.40 × 32,835.60
  4. Step 4: Simplify right side
    57,986.10x = 2,627,353,668.24
  5. Step 5: Solve for x
    x = 2,627,353,668.24/57,986.10
  6. Step 6: Final answer
    x = 45,310.06

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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.