Home / 133,945.85-184,839.35-73,516.61

Finding the Fourth Proportional to 133,945.85, 184,839.35 and 73,516.61

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Solution

The fourth proportional to 133,945.85, 184,839.35 and 73,516.61 is: 101,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,945.85 : 184,839.35 = 73,516.61 : x
  2. Step 2: Convert to fraction form
    133,945.85/184,839.35 = 73,516.61/x
  3. Step 3: Cross multiply
    133,945.85x = 184,839.35 × 73,516.61
  4. Step 4: Simplify right side
    133,945.85x = 13,588,761,114.82
  5. Step 5: Solve for x
    x = 13,588,761,114.82/133,945.85
  6. Step 6: Final answer
    x = 101,449.67

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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.