Home / 86,773.36-119,704.08-58,429.84

Finding the Fourth Proportional to 86,773.36, 119,704.08 and 58,429.84

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Solution

The fourth proportional to 86,773.36, 119,704.08 and 58,429.84 is: 80,604.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,773.36 : 119,704.08 = 58,429.84 : x
  2. Step 2: Convert to fraction form
    86,773.36/119,704.08 = 58,429.84/x
  3. Step 3: Cross multiply
    86,773.36x = 119,704.08 × 58,429.84
  4. Step 4: Simplify right side
    86,773.36x = 6,994,290,241.75
  5. Step 5: Solve for x
    x = 6,994,290,241.75/86,773.36
  6. Step 6: Final answer
    x = 80,604.12

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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.