Home / 52,202.75-78,234.32-27,190.28

Finding the Fourth Proportional to 52,202.75, 78,234.32 and 27,190.28

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Solution

The fourth proportional to 52,202.75, 78,234.32 and 27,190.28 is: 40,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.75 : 78,234.32 = 27,190.28 : x
  2. Step 2: Convert to fraction form
    52,202.75/78,234.32 = 27,190.28/x
  3. Step 3: Cross multiply
    52,202.75x = 78,234.32 × 27,190.28
  4. Step 4: Simplify right side
    52,202.75x = 2,127,213,329.97
  5. Step 5: Solve for x
    x = 2,127,213,329.97/52,202.75
  6. Step 6: Final answer
    x = 40,749.07

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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.