Home / 110,449.10-165,760.05-51,292.10

Finding the Fourth Proportional to 110,449.10, 165,760.05 and 51,292.10

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Solution

The fourth proportional to 110,449.10, 165,760.05 and 51,292.10 is: 76,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,449.10 : 165,760.05 = 51,292.10 : x
  2. Step 2: Convert to fraction form
    110,449.10/165,760.05 = 51,292.10/x
  3. Step 3: Cross multiply
    110,449.10x = 165,760.05 × 51,292.10
  4. Step 4: Simplify right side
    110,449.10x = 8,502,181,060.61
  5. Step 5: Solve for x
    x = 8,502,181,060.61/110,449.10
  6. Step 6: Final answer
    x = 76,978.27

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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.