Home / 196,381.10-270,989.30-110,333.36

Finding the Fourth Proportional to 196,381.10, 270,989.30 and 110,333.36

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Solution

The fourth proportional to 196,381.10, 270,989.30 and 110,333.36 is: 152,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,381.10 : 270,989.30 = 110,333.36 : x
  2. Step 2: Convert to fraction form
    196,381.10/270,989.30 = 110,333.36/x
  3. Step 3: Cross multiply
    196,381.10x = 270,989.30 × 110,333.36
  4. Step 4: Simplify right side
    196,381.10x = 29,899,159,993.05
  5. Step 5: Solve for x
    x = 29,899,159,993.05/196,381.10
  6. Step 6: Final answer
    x = 152,250.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.