Home / 204,020.90-306,031.35-181,276.10

Finding the Fourth Proportional to 204,020.90, 306,031.35 and 181,276.10

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Solution

The fourth proportional to 204,020.90, 306,031.35 and 181,276.10 is: 271,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.90 : 306,031.35 = 181,276.10 : x
  2. Step 2: Convert to fraction form
    204,020.90/306,031.35 = 181,276.10/x
  3. Step 3: Cross multiply
    204,020.90x = 306,031.35 × 181,276.10
  4. Step 4: Simplify right side
    204,020.90x = 55,476,169,605.74
  5. Step 5: Solve for x
    x = 55,476,169,605.74/204,020.90
  6. Step 6: Final answer
    x = 271,914.15

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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.