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Finding the Fourth Proportional to 67,466.19, 101,181.61 and 20,068.53

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Solution

The fourth proportional to 67,466.19, 101,181.61 and 20,068.53 is: 30,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,466.19 : 101,181.61 = 20,068.53 : x
  2. Step 2: Convert to fraction form
    67,466.19/101,181.61 = 20,068.53/x
  3. Step 3: Cross multiply
    67,466.19x = 101,181.61 × 20,068.53
  4. Step 4: Simplify right side
    67,466.19x = 2,030,566,175.73
  5. Step 5: Solve for x
    x = 2,030,566,175.73/67,466.19
  6. Step 6: Final answer
    x = 30,097.54

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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.