Home / 57,480.05-86,214.94-20,033.75

Finding the Fourth Proportional to 57,480.05, 86,214.94 and 20,033.75

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Solution

The fourth proportional to 57,480.05, 86,214.94 and 20,033.75 is: 30,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,480.05 : 86,214.94 = 20,033.75 : x
  2. Step 2: Convert to fraction form
    57,480.05/86,214.94 = 20,033.75/x
  3. Step 3: Cross multiply
    57,480.05x = 86,214.94 × 20,033.75
  4. Step 4: Simplify right side
    57,480.05x = 1,727,208,554.23
  5. Step 5: Solve for x
    x = 1,727,208,554.23/57,480.05
  6. Step 6: Final answer
    x = 30,048.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.