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Finding the Fourth Proportional to 94,041, 141,069.70 and 23,920.31

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Solution

The fourth proportional to 94,041, 141,069.70 and 23,920.31 is: 35,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,041 : 141,069.70 = 23,920.31 : x
  2. Step 2: Convert to fraction form
    94,041/141,069.70 = 23,920.31/x
  3. Step 3: Cross multiply
    94,041x = 141,069.70 × 23,920.31
  4. Step 4: Simplify right side
    94,041x = 3,374,431,338.18
  5. Step 5: Solve for x
    x = 3,374,431,338.18/94,041
  6. Step 6: Final answer
    x = 35,882.55

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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.