Home / 40,911.72-61,382.16-23,396.28

Finding the Fourth Proportional to 40,911.72, 61,382.16 and 23,396.28

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Solution

The fourth proportional to 40,911.72, 61,382.16 and 23,396.28 is: 35,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911.72 : 61,382.16 = 23,396.28 : x
  2. Step 2: Convert to fraction form
    40,911.72/61,382.16 = 23,396.28/x
  3. Step 3: Cross multiply
    40,911.72x = 61,382.16 × 23,396.28
  4. Step 4: Simplify right side
    40,911.72x = 1,436,114,202.36
  5. Step 5: Solve for x
    x = 1,436,114,202.36/40,911.72
  6. Step 6: Final answer
    x = 35,102.76

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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.