Home / 110,987.21-166,217.77-63,628.03

Finding the Fourth Proportional to 110,987.21, 166,217.77 and 63,628.03

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Solution

The fourth proportional to 110,987.21, 166,217.77 and 63,628.03 is: 95,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,987.21 : 166,217.77 = 63,628.03 : x
  2. Step 2: Convert to fraction form
    110,987.21/166,217.77 = 63,628.03/x
  3. Step 3: Cross multiply
    110,987.21x = 166,217.77 × 63,628.03
  4. Step 4: Simplify right side
    110,987.21x = 10,576,109,543.40
  5. Step 5: Solve for x
    x = 10,576,109,543.40/110,987.21
  6. Step 6: Final answer
    x = 95,291.24

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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.