Home / 67,511.12-101,266.60-25,928.96

Finding the Fourth Proportional to 67,511.12, 101,266.60 and 25,928.96

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Solution

The fourth proportional to 67,511.12, 101,266.60 and 25,928.96 is: 38,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,511.12 : 101,266.60 = 25,928.96 : x
  2. Step 2: Convert to fraction form
    67,511.12/101,266.60 = 25,928.96/x
  3. Step 3: Cross multiply
    67,511.12x = 101,266.60 × 25,928.96
  4. Step 4: Simplify right side
    67,511.12x = 2,625,737,620.74
  5. Step 5: Solve for x
    x = 2,625,737,620.74/67,511.12
  6. Step 6: Final answer
    x = 38,893.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.