Home / 192,620.46-265,889.34-172,439.94

Finding the Fourth Proportional to 192,620.46, 265,889.34 and 172,439.94

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Solution

The fourth proportional to 192,620.46, 265,889.34 and 172,439.94 is: 238,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,620.46 : 265,889.34 = 172,439.94 : x
  2. Step 2: Convert to fraction form
    192,620.46/265,889.34 = 172,439.94/x
  3. Step 3: Cross multiply
    192,620.46x = 265,889.34 × 172,439.94
  4. Step 4: Simplify right side
    192,620.46x = 45,849,941,836.24
  5. Step 5: Solve for x
    x = 45,849,941,836.24/192,620.46
  6. Step 6: Final answer
    x = 238,032.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.