Home / 195,940.31-294,574.86-156,463.61

Finding the Fourth Proportional to 195,940.31, 294,574.86 and 156,463.61

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Solution

The fourth proportional to 195,940.31, 294,574.86 and 156,463.61 is: 235,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,940.31 : 294,574.86 = 156,463.61 : x
  2. Step 2: Convert to fraction form
    195,940.31/294,574.86 = 156,463.61/x
  3. Step 3: Cross multiply
    195,940.31x = 294,574.86 × 156,463.61
  4. Step 4: Simplify right side
    195,940.31x = 46,090,244,537.97
  5. Step 5: Solve for x
    x = 46,090,244,537.97/195,940.31
  6. Step 6: Final answer
    x = 235,225.95

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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.