Home / 110,861.10-166,291.65-40,731.30

Finding the Fourth Proportional to 110,861.10, 166,291.65 and 40,731.30

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Solution

The fourth proportional to 110,861.10, 166,291.65 and 40,731.30 is: 61,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,861.10 : 166,291.65 = 40,731.30 : x
  2. Step 2: Convert to fraction form
    110,861.10/166,291.65 = 40,731.30/x
  3. Step 3: Cross multiply
    110,861.10x = 166,291.65 × 40,731.30
  4. Step 4: Simplify right side
    110,861.10x = 6,773,275,083.65
  5. Step 5: Solve for x
    x = 6,773,275,083.65/110,861.10
  6. Step 6: Final answer
    x = 61,096.95

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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.