Home / 196,269.36-294,202.06-78,024.48

Finding the Fourth Proportional to 196,269.36, 294,202.06 and 78,024.48

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Solution

The fourth proportional to 196,269.36, 294,202.06 and 78,024.48 is: 116,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,269.36 : 294,202.06 = 78,024.48 : x
  2. Step 2: Convert to fraction form
    196,269.36/294,202.06 = 78,024.48/x
  3. Step 3: Cross multiply
    196,269.36x = 294,202.06 × 78,024.48
  4. Step 4: Simplify right side
    196,269.36x = 22,954,962,746.43
  5. Step 5: Solve for x
    x = 22,954,962,746.43/196,269.36
  6. Step 6: Final answer
    x = 116,956.43

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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.