Home / 55,199.04-76,176.16-30,049.60

Finding the Fourth Proportional to 55,199.04, 76,176.16 and 30,049.60

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Solution

The fourth proportional to 55,199.04, 76,176.16 and 30,049.60 is: 41,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,199.04 : 76,176.16 = 30,049.60 : x
  2. Step 2: Convert to fraction form
    55,199.04/76,176.16 = 30,049.60/x
  3. Step 3: Cross multiply
    55,199.04x = 76,176.16 × 30,049.60
  4. Step 4: Simplify right side
    55,199.04x = 2,289,063,137.54
  5. Step 5: Solve for x
    x = 2,289,063,137.54/55,199.04
  6. Step 6: Final answer
    x = 41,469.26

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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.