Home / 110,832.20-166,002.26-91,149.20

Finding the Fourth Proportional to 110,832.20, 166,002.26 and 91,149.20

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Solution

The fourth proportional to 110,832.20, 166,002.26 and 91,149.20 is: 136,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,832.20 : 166,002.26 = 91,149.20 : x
  2. Step 2: Convert to fraction form
    110,832.20/166,002.26 = 91,149.20/x
  3. Step 3: Cross multiply
    110,832.20x = 166,002.26 × 91,149.20
  4. Step 4: Simplify right side
    110,832.20x = 15,130,973,197.19
  5. Step 5: Solve for x
    x = 15,130,973,197.19/110,832.20
  6. Step 6: Final answer
    x = 136,521.45

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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.