Home / 268,156.34-369,752.50-171,232.75

Finding the Fourth Proportional to 268,156.34, 369,752.50 and 171,232.75

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Solution

The fourth proportional to 268,156.34, 369,752.50 and 171,232.75 is: 236,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,156.34 : 369,752.50 = 171,232.75 : x
  2. Step 2: Convert to fraction form
    268,156.34/369,752.50 = 171,232.75/x
  3. Step 3: Cross multiply
    268,156.34x = 369,752.50 × 171,232.75
  4. Step 4: Simplify right side
    268,156.34x = 63,313,737,107.42
  5. Step 5: Solve for x
    x = 63,313,737,107.42/268,156.34
  6. Step 6: Final answer
    x = 236,107.55

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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.