Home / 275,719.90-413,142.45-182,116.30

Finding the Fourth Proportional to 275,719.90, 413,142.45 and 182,116.30

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Solution

The fourth proportional to 275,719.90, 413,142.45 and 182,116.30 is: 272,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,719.90 : 413,142.45 = 182,116.30 : x
  2. Step 2: Convert to fraction form
    275,719.90/413,142.45 = 182,116.30/x
  3. Step 3: Cross multiply
    275,719.90x = 413,142.45 × 182,116.30
  4. Step 4: Simplify right side
    275,719.90x = 75,239,974,366.94
  5. Step 5: Solve for x
    x = 75,239,974,366.94/275,719.90
  6. Step 6: Final answer
    x = 272,885.54

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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.