Home / 82,004.31-113,170.86-54,733.62

Finding the Fourth Proportional to 82,004.31, 113,170.86 and 54,733.62

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Solution

The fourth proportional to 82,004.31, 113,170.86 and 54,733.62 is: 75,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,004.31 : 113,170.86 = 54,733.62 : x
  2. Step 2: Convert to fraction form
    82,004.31/113,170.86 = 54,733.62/x
  3. Step 3: Cross multiply
    82,004.31x = 113,170.86 × 54,733.62
  4. Step 4: Simplify right side
    82,004.31x = 6,194,250,846.31
  5. Step 5: Solve for x
    x = 6,194,250,846.31/82,004.31
  6. Step 6: Final answer
    x = 75,535.67

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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.