Home / 67,788.23-101,677.89-23,415.62

Finding the Fourth Proportional to 67,788.23, 101,677.89 and 23,415.62

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Solution

The fourth proportional to 67,788.23, 101,677.89 and 23,415.62 is: 35,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,788.23 : 101,677.89 = 23,415.62 : x
  2. Step 2: Convert to fraction form
    67,788.23/101,677.89 = 23,415.62/x
  3. Step 3: Cross multiply
    67,788.23x = 101,677.89 × 23,415.62
  4. Step 4: Simplify right side
    67,788.23x = 2,380,850,834.64
  5. Step 5: Solve for x
    x = 2,380,850,834.64/67,788.23
  6. Step 6: Final answer
    x = 35,121.89

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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.