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Finding the Fourth Proportional to 161,297.65, 241,948.76 and 61,463.31

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Solution

The fourth proportional to 161,297.65, 241,948.76 and 61,463.31 is: 92,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,297.65 : 241,948.76 = 61,463.31 : x
  2. Step 2: Convert to fraction form
    161,297.65/241,948.76 = 61,463.31/x
  3. Step 3: Cross multiply
    161,297.65x = 241,948.76 × 61,463.31
  4. Step 4: Simplify right side
    161,297.65x = 14,870,970,425.37
  5. Step 5: Solve for x
    x = 14,870,970,425.37/161,297.65
  6. Step 6: Final answer
    x = 92,195.83

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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.