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Finding the Fourth Proportional to 67,784.27, 101,674.80 and 23,406.84

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Solution

The fourth proportional to 67,784.27, 101,674.80 and 23,406.84 is: 35,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,784.27 : 101,674.80 = 23,406.84 : x
  2. Step 2: Convert to fraction form
    67,784.27/101,674.80 = 23,406.84/x
  3. Step 3: Cross multiply
    67,784.27x = 101,674.80 × 23,406.84
  4. Step 4: Simplify right side
    67,784.27x = 2,379,885,775.63
  5. Step 5: Solve for x
    x = 2,379,885,775.63/67,784.27
  6. Step 6: Final answer
    x = 35,109.71

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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.