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Finding the Fourth Proportional to 68,609.46, 102,844.44 and 46,425.06

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Solution

The fourth proportional to 68,609.46, 102,844.44 and 46,425.06 is: 69,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,609.46 : 102,844.44 = 46,425.06 : x
  2. Step 2: Convert to fraction form
    68,609.46/102,844.44 = 46,425.06/x
  3. Step 3: Cross multiply
    68,609.46x = 102,844.44 × 46,425.06
  4. Step 4: Simplify right side
    68,609.46x = 4,774,559,297.67
  5. Step 5: Solve for x
    x = 4,774,559,297.67/68,609.46
  6. Step 6: Final answer
    x = 69,590.39

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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.