Home / 196,078.05-294,089.31-62,940.78

Finding the Fourth Proportional to 196,078.05, 294,089.31 and 62,940.78

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Solution

The fourth proportional to 196,078.05, 294,089.31 and 62,940.78 is: 94,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,078.05 : 294,089.31 = 62,940.78 : x
  2. Step 2: Convert to fraction form
    196,078.05/294,089.31 = 62,940.78/x
  3. Step 3: Cross multiply
    196,078.05x = 294,089.31 × 62,940.78
  4. Step 4: Simplify right side
    196,078.05x = 18,510,210,561.06
  5. Step 5: Solve for x
    x = 18,510,210,561.06/196,078.05
  6. Step 6: Final answer
    x = 94,402.26

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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.