Home / 58,183.21-80,290.60-35,560.05

Finding the Fourth Proportional to 58,183.21, 80,290.60 and 35,560.05

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Solution

The fourth proportional to 58,183.21, 80,290.60 and 35,560.05 is: 49,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,183.21 : 80,290.60 = 35,560.05 : x
  2. Step 2: Convert to fraction form
    58,183.21/80,290.60 = 35,560.05/x
  3. Step 3: Cross multiply
    58,183.21x = 80,290.60 × 35,560.05
  4. Step 4: Simplify right side
    58,183.21x = 2,855,137,750.53
  5. Step 5: Solve for x
    x = 2,855,137,750.53/58,183.21
  6. Step 6: Final answer
    x = 49,071.51

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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.