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Finding the Fourth Proportional to 67,808.98, 93,581.93 and 37,603.77

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Solution

The fourth proportional to 67,808.98, 93,581.93 and 37,603.77 is: 51,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,808.98 : 93,581.93 = 37,603.77 : x
  2. Step 2: Convert to fraction form
    67,808.98/93,581.93 = 37,603.77/x
  3. Step 3: Cross multiply
    67,808.98x = 93,581.93 × 37,603.77
  4. Step 4: Simplify right side
    67,808.98x = 3,519,033,371.88
  5. Step 5: Solve for x
    x = 3,519,033,371.88/67,808.98
  6. Step 6: Final answer
    x = 51,896.28

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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.