Home / 57,356.83-79,120.34-36,099.19

Finding the Fourth Proportional to 57,356.83, 79,120.34 and 36,099.19

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Solution

The fourth proportional to 57,356.83, 79,120.34 and 36,099.19 is: 49,796.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,356.83 : 79,120.34 = 36,099.19 : x
  2. Step 2: Convert to fraction form
    57,356.83/79,120.34 = 36,099.19/x
  3. Step 3: Cross multiply
    57,356.83x = 79,120.34 × 36,099.19
  4. Step 4: Simplify right side
    57,356.83x = 2,856,179,790.92
  5. Step 5: Solve for x
    x = 2,856,179,790.92/57,356.83
  6. Step 6: Final answer
    x = 49,796.69

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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.