Home / 41,273.39-61,918.98-12,809.75

Finding the Fourth Proportional to 41,273.39, 61,918.98 and 12,809.75

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Solution

The fourth proportional to 41,273.39, 61,918.98 and 12,809.75 is: 19,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,273.39 : 61,918.98 = 12,809.75 : x
  2. Step 2: Convert to fraction form
    41,273.39/61,918.98 = 12,809.75/x
  3. Step 3: Cross multiply
    41,273.39x = 61,918.98 × 12,809.75
  4. Step 4: Simplify right side
    41,273.39x = 793,166,808.85
  5. Step 5: Solve for x
    x = 793,166,808.85/41,273.39
  6. Step 6: Final answer
    x = 19,217.39

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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.