Home / 51,591.21-71,165.71-32,440.67

Finding the Fourth Proportional to 51,591.21, 71,165.71 and 32,440.67

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Solution

The fourth proportional to 51,591.21, 71,165.71 and 32,440.67 is: 44,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,591.21 : 71,165.71 = 32,440.67 : x
  2. Step 2: Convert to fraction form
    51,591.21/71,165.71 = 32,440.67/x
  3. Step 3: Cross multiply
    51,591.21x = 71,165.71 × 32,440.67
  4. Step 4: Simplify right side
    51,591.21x = 2,308,663,082.54
  5. Step 5: Solve for x
    x = 2,308,663,082.54/51,591.21
  6. Step 6: Final answer
    x = 44,749.15

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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.