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Finding the Fourth Proportional to 67,466.66, 101,182.30 and 20,068.97

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Solution

The fourth proportional to 67,466.66, 101,182.30 and 20,068.97 is: 30,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,466.66 : 101,182.30 = 20,068.97 : x
  2. Step 2: Convert to fraction form
    67,466.66/101,182.30 = 20,068.97/x
  3. Step 3: Cross multiply
    67,466.66x = 101,182.30 × 20,068.97
  4. Step 4: Simplify right side
    67,466.66x = 2,030,623,987.15
  5. Step 5: Solve for x
    x = 2,030,623,987.15/67,466.66
  6. Step 6: Final answer
    x = 30,098.19

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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.