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Finding the Fourth Proportional to 80,511, 111,108.65 and 44,701.02

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Solution

The fourth proportional to 80,511, 111,108.65 and 44,701.02 is: 61,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,511 : 111,108.65 = 44,701.02 : x
  2. Step 2: Convert to fraction form
    80,511/111,108.65 = 44,701.02/x
  3. Step 3: Cross multiply
    80,511x = 111,108.65 × 44,701.02
  4. Step 4: Simplify right side
    80,511x = 4,966,669,985.82
  5. Step 5: Solve for x
    x = 4,966,669,985.82/80,511
  6. Step 6: Final answer
    x = 61,689.33

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