Home / 133,688.85-200,558.58-53,733.04

Finding the Fourth Proportional to 133,688.85, 200,558.58 and 53,733.04

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Solution

The fourth proportional to 133,688.85, 200,558.58 and 53,733.04 is: 80,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,688.85 : 200,558.58 = 53,733.04 : x
  2. Step 2: Convert to fraction form
    133,688.85/200,558.58 = 53,733.04/x
  3. Step 3: Cross multiply
    133,688.85x = 200,558.58 × 53,733.04
  4. Step 4: Simplify right side
    133,688.85x = 10,776,622,201.48
  5. Step 5: Solve for x
    x = 10,776,622,201.48/133,688.85
  6. Step 6: Final answer
    x = 80,609.73

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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.