Home / 36,716.40-55,036.20-20,050.80

Finding the Fourth Proportional to 36,716.40, 55,036.20 and 20,050.80

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Solution

The fourth proportional to 36,716.40, 55,036.20 and 20,050.80 is: 30,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,716.40 : 55,036.20 = 20,050.80 : x
  2. Step 2: Convert to fraction form
    36,716.40/55,036.20 = 20,050.80/x
  3. Step 3: Cross multiply
    36,716.40x = 55,036.20 × 20,050.80
  4. Step 4: Simplify right side
    36,716.40x = 1,103,519,838.96
  5. Step 5: Solve for x
    x = 1,103,519,838.96/36,716.40
  6. Step 6: Final answer
    x = 30,055.23

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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.