Home / 61,645.85-92,469.39-19,525.13

Finding the Fourth Proportional to 61,645.85, 92,469.39 and 19,525.13

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Solution

The fourth proportional to 61,645.85, 92,469.39 and 19,525.13 is: 29,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,645.85 : 92,469.39 = 19,525.13 : x
  2. Step 2: Convert to fraction form
    61,645.85/92,469.39 = 19,525.13/x
  3. Step 3: Cross multiply
    61,645.85x = 92,469.39 × 19,525.13
  4. Step 4: Simplify right side
    61,645.85x = 1,805,476,860.77
  5. Step 5: Solve for x
    x = 1,805,476,860.77/61,645.85
  6. Step 6: Final answer
    x = 29,287.89

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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.