Home / 110,064.20-165,096.30-57,489.80

Finding the Fourth Proportional to 110,064.20, 165,096.30 and 57,489.80

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Solution

The fourth proportional to 110,064.20, 165,096.30 and 57,489.80 is: 86,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,064.20 : 165,096.30 = 57,489.80 : x
  2. Step 2: Convert to fraction form
    110,064.20/165,096.30 = 57,489.80/x
  3. Step 3: Cross multiply
    110,064.20x = 165,096.30 × 57,489.80
  4. Step 4: Simplify right side
    110,064.20x = 9,491,353,267.74
  5. Step 5: Solve for x
    x = 9,491,353,267.74/110,064.20
  6. Step 6: Final answer
    x = 86,234.70

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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.