Home / 82,086.39-113,279.19-44,360.64

Finding the Fourth Proportional to 82,086.39, 113,279.19 and 44,360.64

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Solution

The fourth proportional to 82,086.39, 113,279.19 and 44,360.64 is: 61,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,086.39 : 113,279.19 = 44,360.64 : x
  2. Step 2: Convert to fraction form
    82,086.39/113,279.19 = 44,360.64/x
  3. Step 3: Cross multiply
    82,086.39x = 113,279.19 × 44,360.64
  4. Step 4: Simplify right side
    82,086.39x = 5,025,137,367.08
  5. Step 5: Solve for x
    x = 5,025,137,367.08/82,086.39
  6. Step 6: Final answer
    x = 61,217.67

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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.