Home / 204,320.39-281,971.32-170,271.88

Finding the Fourth Proportional to 204,320.39, 281,971.32 and 170,271.88

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Solution

The fourth proportional to 204,320.39, 281,971.32 and 170,271.88 is: 234,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,320.39 : 281,971.32 = 170,271.88 : x
  2. Step 2: Convert to fraction form
    204,320.39/281,971.32 = 170,271.88/x
  3. Step 3: Cross multiply
    204,320.39x = 281,971.32 × 170,271.88
  4. Step 4: Simplify right side
    204,320.39x = 48,011,786,762.48
  5. Step 5: Solve for x
    x = 48,011,786,762.48/204,320.39
  6. Step 6: Final answer
    x = 234,982.85

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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.