Home / 83,498.28-125,241.84-39,134.94

Finding the Fourth Proportional to 83,498.28, 125,241.84 and 39,134.94

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Solution

The fourth proportional to 83,498.28, 125,241.84 and 39,134.94 is: 58,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,498.28 : 125,241.84 = 39,134.94 : x
  2. Step 2: Convert to fraction form
    83,498.28/125,241.84 = 39,134.94/x
  3. Step 3: Cross multiply
    83,498.28x = 125,241.84 × 39,134.94
  4. Step 4: Simplify right side
    83,498.28x = 4,901,331,893.89
  5. Step 5: Solve for x
    x = 4,901,331,893.89/83,498.28
  6. Step 6: Final answer
    x = 58,699.79

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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.