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Finding the Fourth Proportional to 114,508.54, 171,743.37 and 30,269.62

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Solution

The fourth proportional to 114,508.54, 171,743.37 and 30,269.62 is: 45,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,508.54 : 171,743.37 = 30,269.62 : x
  2. Step 2: Convert to fraction form
    114,508.54/171,743.37 = 30,269.62/x
  3. Step 3: Cross multiply
    114,508.54x = 171,743.37 × 30,269.62
  4. Step 4: Simplify right side
    114,508.54x = 5,198,606,547.42
  5. Step 5: Solve for x
    x = 5,198,606,547.42/114,508.54
  6. Step 6: Final answer
    x = 45,399.29

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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.