Home / 196,025.31-294,169.05-83,731.77

Finding the Fourth Proportional to 196,025.31, 294,169.05 and 83,731.77

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Solution

The fourth proportional to 196,025.31, 294,169.05 and 83,731.77 is: 125,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,025.31 : 294,169.05 = 83,731.77 : x
  2. Step 2: Convert to fraction form
    196,025.31/294,169.05 = 83,731.77/x
  3. Step 3: Cross multiply
    196,025.31x = 294,169.05 × 83,731.77
  4. Step 4: Simplify right side
    196,025.31x = 24,631,295,235.72
  5. Step 5: Solve for x
    x = 24,631,295,235.72/196,025.31
  6. Step 6: Final answer
    x = 125,653.65

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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.