Home / 208,335.45-312,086.94-95,861.46

Finding the Fourth Proportional to 208,335.45, 312,086.94 and 95,861.46

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Solution

The fourth proportional to 208,335.45, 312,086.94 and 95,861.46 is: 143,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,335.45 : 312,086.94 = 95,861.46 : x
  2. Step 2: Convert to fraction form
    208,335.45/312,086.94 = 95,861.46/x
  3. Step 3: Cross multiply
    208,335.45x = 312,086.94 × 95,861.46
  4. Step 4: Simplify right side
    208,335.45x = 29,917,109,715.33
  5. Step 5: Solve for x
    x = 29,917,109,715.33/208,335.45
  6. Step 6: Final answer
    x = 143,600.67

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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.