Home / 59,568.20-89,348.46-20,121.80

Finding the Fourth Proportional to 59,568.20, 89,348.46 and 20,121.80

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Solution

The fourth proportional to 59,568.20, 89,348.46 and 20,121.80 is: 30,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,568.20 : 89,348.46 = 20,121.80 : x
  2. Step 2: Convert to fraction form
    59,568.20/89,348.46 = 20,121.80/x
  3. Step 3: Cross multiply
    59,568.20x = 89,348.46 × 20,121.80
  4. Step 4: Simplify right side
    59,568.20x = 1,797,851,842.43
  5. Step 5: Solve for x
    x = 1,797,851,842.43/59,568.20
  6. Step 6: Final answer
    x = 30,181.40

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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.