Home / 133,819.16-200,553.76-54,840.92

Finding the Fourth Proportional to 133,819.16, 200,553.76 and 54,840.92

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Solution

The fourth proportional to 133,819.16, 200,553.76 and 54,840.92 is: 82,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,819.16 : 200,553.76 = 54,840.92 : x
  2. Step 2: Convert to fraction form
    133,819.16/200,553.76 = 54,840.92/x
  3. Step 3: Cross multiply
    133,819.16x = 200,553.76 × 54,840.92
  4. Step 4: Simplify right side
    133,819.16x = 10,998,552,707.86
  5. Step 5: Solve for x
    x = 10,998,552,707.86/133,819.16
  6. Step 6: Final answer
    x = 82,189.67

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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.