Home / 70,029-104,991.66-36,747.72

Finding the Fourth Proportional to 70,029, 104,991.66 and 36,747.72

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Solution

The fourth proportional to 70,029, 104,991.66 and 36,747.72 is: 55,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,029 : 104,991.66 = 36,747.72 : x
  2. Step 2: Convert to fraction form
    70,029/104,991.66 = 36,747.72/x
  3. Step 3: Cross multiply
    70,029x = 104,991.66 × 36,747.72
  4. Step 4: Simplify right side
    70,029x = 3,858,204,124.02
  5. Step 5: Solve for x
    x = 3,858,204,124.02/70,029
  6. Step 6: Final answer
    x = 55,094.38

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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.