Home / 192,017.04-264,970.92-120,394

Finding the Fourth Proportional to 192,017.04, 264,970.92 and 120,394

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Solution

The fourth proportional to 192,017.04, 264,970.92 and 120,394 is: 166,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,017.04 : 264,970.92 = 120,394 : x
  2. Step 2: Convert to fraction form
    192,017.04/264,970.92 = 120,394/x
  3. Step 3: Cross multiply
    192,017.04x = 264,970.92 × 120,394
  4. Step 4: Simplify right side
    192,017.04x = 31,900,908,942.48
  5. Step 5: Solve for x
    x = 31,900,908,942.48/192,017.04
  6. Step 6: Final answer
    x = 166,135.82

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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.