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Finding the Fourth Proportional to 67,678.44, 101,492.64 and 23,292.96

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Solution

The fourth proportional to 67,678.44, 101,492.64 and 23,292.96 is: 34,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,678.44 : 101,492.64 = 23,292.96 : x
  2. Step 2: Convert to fraction form
    67,678.44/101,492.64 = 23,292.96/x
  3. Step 3: Cross multiply
    67,678.44x = 101,492.64 × 23,292.96
  4. Step 4: Simplify right side
    67,678.44x = 2,364,064,003.81
  5. Step 5: Solve for x
    x = 2,364,064,003.81/67,678.44
  6. Step 6: Final answer
    x = 34,930.83

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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.