Home / 136,003.32-203,868.29-51,741.86

Finding the Fourth Proportional to 136,003.32, 203,868.29 and 51,741.86

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Solution

The fourth proportional to 136,003.32, 203,868.29 and 51,741.86 is: 77,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,003.32 : 203,868.29 = 51,741.86 : x
  2. Step 2: Convert to fraction form
    136,003.32/203,868.29 = 51,741.86/x
  3. Step 3: Cross multiply
    136,003.32x = 203,868.29 × 51,741.86
  4. Step 4: Simplify right side
    136,003.32x = 10,548,523,629.63
  5. Step 5: Solve for x
    x = 10,548,523,629.63/136,003.32
  6. Step 6: Final answer
    x = 77,560.78

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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.