Home / 157,682.67-236,383.29-57,819.54

Finding the Fourth Proportional to 157,682.67, 236,383.29 and 57,819.54

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Solution

The fourth proportional to 157,682.67, 236,383.29 and 57,819.54 is: 86,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,682.67 : 236,383.29 = 57,819.54 : x
  2. Step 2: Convert to fraction form
    157,682.67/236,383.29 = 57,819.54/x
  3. Step 3: Cross multiply
    157,682.67x = 236,383.29 × 57,819.54
  4. Step 4: Simplify right side
    157,682.67x = 13,667,573,091.49
  5. Step 5: Solve for x
    x = 13,667,573,091.49/157,682.67
  6. Step 6: Final answer
    x = 86,677.71

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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.