Home / 141,366.06-194,974.56-87,620.67

Finding the Fourth Proportional to 141,366.06, 194,974.56 and 87,620.67

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Solution

The fourth proportional to 141,366.06, 194,974.56 and 87,620.67 is: 120,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,366.06 : 194,974.56 = 87,620.67 : x
  2. Step 2: Convert to fraction form
    141,366.06/194,974.56 = 87,620.67/x
  3. Step 3: Cross multiply
    141,366.06x = 194,974.56 × 87,620.67
  4. Step 4: Simplify right side
    141,366.06x = 17,083,801,580.16
  5. Step 5: Solve for x
    x = 17,083,801,580.16/141,366.06
  6. Step 6: Final answer
    x = 120,847.97

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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.