Home / 135,865.89-203,733.27-56,958.93

Finding the Fourth Proportional to 135,865.89, 203,733.27 and 56,958.93

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Solution

The fourth proportional to 135,865.89, 203,733.27 and 56,958.93 is: 85,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,865.89 : 203,733.27 = 56,958.93 : x
  2. Step 2: Convert to fraction form
    135,865.89/203,733.27 = 56,958.93/x
  3. Step 3: Cross multiply
    135,865.89x = 203,733.27 × 56,958.93
  4. Step 4: Simplify right side
    135,865.89x = 11,604,429,064.60
  5. Step 5: Solve for x
    x = 11,604,429,064.60/135,865.89
  6. Step 6: Final answer
    x = 85,410.91

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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.