Home / 67,692.69-101,539.23-23,318.88

Finding the Fourth Proportional to 67,692.69, 101,539.23 and 23,318.88

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Solution

The fourth proportional to 67,692.69, 101,539.23 and 23,318.88 is: 34,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,692.69 : 101,539.23 = 23,318.88 : x
  2. Step 2: Convert to fraction form
    67,692.69/101,539.23 = 23,318.88/x
  3. Step 3: Cross multiply
    67,692.69x = 101,539.23 × 23,318.88
  4. Step 4: Simplify right side
    67,692.69x = 2,367,781,119.66
  5. Step 5: Solve for x
    x = 2,367,781,119.66/67,692.69
  6. Step 6: Final answer
    x = 34,978.39

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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.