Home / 86,577.75-119,497.19-50,779.29

Finding the Fourth Proportional to 86,577.75, 119,497.19 and 50,779.29

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Solution

The fourth proportional to 86,577.75, 119,497.19 and 50,779.29 is: 70,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,577.75 : 119,497.19 = 50,779.29 : x
  2. Step 2: Convert to fraction form
    86,577.75/119,497.19 = 50,779.29/x
  3. Step 3: Cross multiply
    86,577.75x = 119,497.19 × 50,779.29
  4. Step 4: Simplify right side
    86,577.75x = 6,067,982,562.78
  5. Step 5: Solve for x
    x = 6,067,982,562.78/86,577.75
  6. Step 6: Final answer
    x = 70,087.09

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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.