Home / 61,083.12-91,645.19-33,005.69

Finding the Fourth Proportional to 61,083.12, 91,645.19 and 33,005.69

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Solution

The fourth proportional to 61,083.12, 91,645.19 and 33,005.69 is: 49,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,083.12 : 91,645.19 = 33,005.69 : x
  2. Step 2: Convert to fraction form
    61,083.12/91,645.19 = 33,005.69/x
  3. Step 3: Cross multiply
    61,083.12x = 91,645.19 × 33,005.69
  4. Step 4: Simplify right side
    61,083.12x = 3,024,812,575.32
  5. Step 5: Solve for x
    x = 3,024,812,575.32/61,083.12
  6. Step 6: Final answer
    x = 49,519.61

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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.