Home / 95,155.43-131,328.48-54,861.31

Finding the Fourth Proportional to 95,155.43, 131,328.48 and 54,861.31

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Solution

The fourth proportional to 95,155.43, 131,328.48 and 54,861.31 is: 75,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,155.43 : 131,328.48 = 54,861.31 : x
  2. Step 2: Convert to fraction form
    95,155.43/131,328.48 = 54,861.31/x
  3. Step 3: Cross multiply
    95,155.43x = 131,328.48 × 54,861.31
  4. Step 4: Simplify right side
    95,155.43x = 7,204,852,124.79
  5. Step 5: Solve for x
    x = 7,204,852,124.79/95,155.43
  6. Step 6: Final answer
    x = 75,716.67

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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.