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Finding the Fourth Proportional to 71,383.30, 107,076.66 and 23,999.08

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Solution

The fourth proportional to 71,383.30, 107,076.66 and 23,999.08 is: 35,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,383.30 : 107,076.66 = 23,999.08 : x
  2. Step 2: Convert to fraction form
    71,383.30/107,076.66 = 23,999.08/x
  3. Step 3: Cross multiply
    71,383.30x = 107,076.66 × 23,999.08
  4. Step 4: Simplify right side
    71,383.30x = 2,569,741,329.47
  5. Step 5: Solve for x
    x = 2,569,741,329.47/71,383.30
  6. Step 6: Final answer
    x = 35,999.19

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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.