Home / 133,990.26-184,905.78-73,561.92

Finding the Fourth Proportional to 133,990.26, 184,905.78 and 73,561.92

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Solution

The fourth proportional to 133,990.26, 184,905.78 and 73,561.92 is: 101,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,990.26 : 184,905.78 = 73,561.92 : x
  2. Step 2: Convert to fraction form
    133,990.26/184,905.78 = 73,561.92/x
  3. Step 3: Cross multiply
    133,990.26x = 184,905.78 × 73,561.92
  4. Step 4: Simplify right side
    133,990.26x = 13,602,024,195.90
  5. Step 5: Solve for x
    x = 13,602,024,195.90/133,990.26
  6. Step 6: Final answer
    x = 101,515.02

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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.