Home / 82,813.56-124,116.21-44,861.37

Finding the Fourth Proportional to 82,813.56, 124,116.21 and 44,861.37

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Solution

The fourth proportional to 82,813.56, 124,116.21 and 44,861.37 is: 67,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,813.56 : 124,116.21 = 44,861.37 : x
  2. Step 2: Convert to fraction form
    82,813.56/124,116.21 = 44,861.37/x
  3. Step 3: Cross multiply
    82,813.56x = 124,116.21 × 44,861.37
  4. Step 4: Simplify right side
    82,813.56x = 5,568,023,219.81
  5. Step 5: Solve for x
    x = 5,568,023,219.81/82,813.56
  6. Step 6: Final answer
    x = 67,235.65

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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.