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Finding the Fourth Proportional to 94,893.75, 130,942.04 and 52,446.51

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Solution

The fourth proportional to 94,893.75, 130,942.04 and 52,446.51 is: 72,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,893.75 : 130,942.04 = 52,446.51 : x
  2. Step 2: Convert to fraction form
    94,893.75/130,942.04 = 52,446.51/x
  3. Step 3: Cross multiply
    94,893.75x = 130,942.04 × 52,446.51
  4. Step 4: Simplify right side
    94,893.75x = 6,867,452,748.05
  5. Step 5: Solve for x
    x = 6,867,452,748.05/94,893.75
  6. Step 6: Final answer
    x = 72,369.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.