Home / 80,829.75-121,241.79-24,667.59

Finding the Fourth Proportional to 80,829.75, 121,241.79 and 24,667.59

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Solution

The fourth proportional to 80,829.75, 121,241.79 and 24,667.59 is: 37,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829.75 : 121,241.79 = 24,667.59 : x
  2. Step 2: Convert to fraction form
    80,829.75/121,241.79 = 24,667.59/x
  3. Step 3: Cross multiply
    80,829.75x = 121,241.79 × 24,667.59
  4. Step 4: Simplify right side
    80,829.75x = 2,990,742,766.59
  5. Step 5: Solve for x
    x = 2,990,742,766.59/80,829.75
  6. Step 6: Final answer
    x = 37,000.52

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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.