Home / 80,727.96-111,357.18-52,452.36

Finding the Fourth Proportional to 80,727.96, 111,357.18 and 52,452.36

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Solution

The fourth proportional to 80,727.96, 111,357.18 and 52,452.36 is: 72,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,727.96 : 111,357.18 = 52,452.36 : x
  2. Step 2: Convert to fraction form
    80,727.96/111,357.18 = 52,452.36/x
  3. Step 3: Cross multiply
    80,727.96x = 111,357.18 × 52,452.36
  4. Step 4: Simplify right side
    80,727.96x = 5,840,946,893.94
  5. Step 5: Solve for x
    x = 5,840,946,893.94/80,727.96
  6. Step 6: Final answer
    x = 72,353.46

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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.