Home / 110,711.10-166,066.65-40,581.30

Finding the Fourth Proportional to 110,711.10, 166,066.65 and 40,581.30

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Solution

The fourth proportional to 110,711.10, 166,066.65 and 40,581.30 is: 60,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,711.10 : 166,066.65 = 40,581.30 : x
  2. Step 2: Convert to fraction form
    110,711.10/166,066.65 = 40,581.30/x
  3. Step 3: Cross multiply
    110,711.10x = 166,066.65 × 40,581.30
  4. Step 4: Simplify right side
    110,711.10x = 6,739,200,543.65
  5. Step 5: Solve for x
    x = 6,739,200,543.65/110,711.10
  6. Step 6: Final answer
    x = 60,871.95

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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.