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Finding the Fourth Proportional to 34,010.40, 50,918.40 and 26,169.60

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Solution

The fourth proportional to 34,010.40, 50,918.40 and 26,169.60 is: 39,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,010.40 : 50,918.40 = 26,169.60 : x
  2. Step 2: Convert to fraction form
    34,010.40/50,918.40 = 26,169.60/x
  3. Step 3: Cross multiply
    34,010.40x = 50,918.40 × 26,169.60
  4. Step 4: Simplify right side
    34,010.40x = 1,332,514,160.64
  5. Step 5: Solve for x
    x = 1,332,514,160.64/34,010.40
  6. Step 6: Final answer
    x = 39,179.61

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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.