Home / 47,450.63-65,481.87-28,591.67

Finding the Fourth Proportional to 47,450.63, 65,481.87 and 28,591.67

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Solution

The fourth proportional to 47,450.63, 65,481.87 and 28,591.67 is: 39,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,450.63 : 65,481.87 = 28,591.67 : x
  2. Step 2: Convert to fraction form
    47,450.63/65,481.87 = 28,591.67/x
  3. Step 3: Cross multiply
    47,450.63x = 65,481.87 × 28,591.67
  4. Step 4: Simplify right side
    47,450.63x = 1,872,235,690.61
  5. Step 5: Solve for x
    x = 1,872,235,690.61/47,450.63
  6. Step 6: Final answer
    x = 39,456.50

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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.