Home / 57,778.40-79,661.50-44,183.06

Finding the Fourth Proportional to 57,778.40, 79,661.50 and 44,183.06

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Solution

The fourth proportional to 57,778.40, 79,661.50 and 44,183.06 is: 60,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,778.40 : 79,661.50 = 44,183.06 : x
  2. Step 2: Convert to fraction form
    57,778.40/79,661.50 = 44,183.06/x
  3. Step 3: Cross multiply
    57,778.40x = 79,661.50 × 44,183.06
  4. Step 4: Simplify right side
    57,778.40x = 3,519,688,922.89
  5. Step 5: Solve for x
    x = 3,519,688,922.89/57,778.40
  6. Step 6: Final answer
    x = 60,917.03

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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.