Home / 119,536.77-164,961.96-65,826.78

Finding the Fourth Proportional to 119,536.77, 164,961.96 and 65,826.78

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Solution

The fourth proportional to 119,536.77, 164,961.96 and 65,826.78 is: 90,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,536.77 : 164,961.96 = 65,826.78 : x
  2. Step 2: Convert to fraction form
    119,536.77/164,961.96 = 65,826.78/x
  3. Step 3: Cross multiply
    119,536.77x = 164,961.96 × 65,826.78
  4. Step 4: Simplify right side
    119,536.77x = 10,858,914,649.29
  5. Step 5: Solve for x
    x = 10,858,914,649.29/119,536.77
  6. Step 6: Final answer
    x = 90,841.63

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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.