Home / 61,691.08-85,133.97-33,396.77

Finding the Fourth Proportional to 61,691.08, 85,133.97 and 33,396.77

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Solution

The fourth proportional to 61,691.08, 85,133.97 and 33,396.77 is: 46,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,691.08 : 85,133.97 = 33,396.77 : x
  2. Step 2: Convert to fraction form
    61,691.08/85,133.97 = 33,396.77/x
  3. Step 3: Cross multiply
    61,691.08x = 85,133.97 × 33,396.77
  4. Step 4: Simplify right side
    61,691.08x = 2,843,199,615.28
  5. Step 5: Solve for x
    x = 2,843,199,615.28/61,691.08
  6. Step 6: Final answer
    x = 46,087.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.