Home / 214,555.74-321,835.98-64,797.30

Finding the Fourth Proportional to 214,555.74, 321,835.98 and 64,797.30

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Solution

The fourth proportional to 214,555.74, 321,835.98 and 64,797.30 is: 97,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,555.74 : 321,835.98 = 64,797.30 : x
  2. Step 2: Convert to fraction form
    214,555.74/321,835.98 = 64,797.30/x
  3. Step 3: Cross multiply
    214,555.74x = 321,835.98 × 64,797.30
  4. Step 4: Simplify right side
    214,555.74x = 20,854,102,546.85
  5. Step 5: Solve for x
    x = 20,854,102,546.85/214,555.74
  6. Step 6: Final answer
    x = 97,196.67

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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.