Home / 196,591.61-294,999.41-76,632.95

Finding the Fourth Proportional to 196,591.61, 294,999.41 and 76,632.95

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Solution

The fourth proportional to 196,591.61, 294,999.41 and 76,632.95 is: 114,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,591.61 : 294,999.41 = 76,632.95 : x
  2. Step 2: Convert to fraction form
    196,591.61/294,999.41 = 76,632.95/x
  3. Step 3: Cross multiply
    196,591.61x = 294,999.41 × 76,632.95
  4. Step 4: Simplify right side
    196,591.61x = 22,606,675,036.56
  5. Step 5: Solve for x
    x = 22,606,675,036.56/196,591.61
  6. Step 6: Final answer
    x = 114,993.08

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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.