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Finding the Fourth Proportional to 61,013.88, 84,195.03 and 33,788.01

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Solution

The fourth proportional to 61,013.88, 84,195.03 and 33,788.01 is: 46,625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,013.88 : 84,195.03 = 33,788.01 : x
  2. Step 2: Convert to fraction form
    61,013.88/84,195.03 = 33,788.01/x
  3. Step 3: Cross multiply
    61,013.88x = 84,195.03 × 33,788.01
  4. Step 4: Simplify right side
    61,013.88x = 2,844,782,515.59
  5. Step 5: Solve for x
    x = 2,844,782,515.59/61,013.88
  6. Step 6: Final answer
    x = 46,625.17

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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.