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Finding the Fourth Proportional to 68,063.44, 101,876.72 and 36,394.40

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Solution

The fourth proportional to 68,063.44, 101,876.72 and 36,394.40 is: 54,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,063.44 : 101,876.72 = 36,394.40 : x
  2. Step 2: Convert to fraction form
    68,063.44/101,876.72 = 36,394.40/x
  3. Step 3: Cross multiply
    68,063.44x = 101,876.72 × 36,394.40
  4. Step 4: Simplify right side
    68,063.44x = 3,707,742,098.37
  5. Step 5: Solve for x
    x = 3,707,742,098.37/68,063.44
  6. Step 6: Final answer
    x = 54,474.80

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1.5x scale

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.