Home / 77,383.34-116,083.38-33,014.78

Finding the Fourth Proportional to 77,383.34, 116,083.38 and 33,014.78

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Solution

The fourth proportional to 77,383.34, 116,083.38 and 33,014.78 is: 49,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,383.34 : 116,083.38 = 33,014.78 : x
  2. Step 2: Convert to fraction form
    77,383.34/116,083.38 = 33,014.78/x
  3. Step 3: Cross multiply
    77,383.34x = 116,083.38 × 33,014.78
  4. Step 4: Simplify right side
    77,383.34x = 3,832,467,252.36
  5. Step 5: Solve for x
    x = 3,832,467,252.36/77,383.34
  6. Step 6: Final answer
    x = 49,525.74

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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.