Home / 80,511.17-111,095.96-44,692.36

Finding the Fourth Proportional to 80,511.17, 111,095.96 and 44,692.36

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Solution

The fourth proportional to 80,511.17, 111,095.96 and 44,692.36 is: 61,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,511.17 : 111,095.96 = 44,692.36 : x
  2. Step 2: Convert to fraction form
    80,511.17/111,095.96 = 44,692.36/x
  3. Step 3: Cross multiply
    80,511.17x = 111,095.96 × 44,692.36
  4. Step 4: Simplify right side
    80,511.17x = 4,965,140,137.66
  5. Step 5: Solve for x
    x = 4,965,140,137.66/80,511.17
  6. Step 6: Final answer
    x = 61,670.21

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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.