Home / 49,811.40-74,765.70-24,879.60

Finding the Fourth Proportional to 49,811.40, 74,765.70 and 24,879.60

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Solution

The fourth proportional to 49,811.40, 74,765.70 and 24,879.60 is: 37,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,811.40 : 74,765.70 = 24,879.60 : x
  2. Step 2: Convert to fraction form
    49,811.40/74,765.70 = 24,879.60/x
  3. Step 3: Cross multiply
    49,811.40x = 74,765.70 × 24,879.60
  4. Step 4: Simplify right side
    49,811.40x = 1,860,140,709.72
  5. Step 5: Solve for x
    x = 1,860,140,709.72/49,811.40
  6. Step 6: Final answer
    x = 37,343.67

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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.