Home / 110,904.16-166,422.12-40,832.68

Finding the Fourth Proportional to 110,904.16, 166,422.12 and 40,832.68

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Solution

The fourth proportional to 110,904.16, 166,422.12 and 40,832.68 is: 61,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,904.16 : 166,422.12 = 40,832.68 : x
  2. Step 2: Convert to fraction form
    110,904.16/166,422.12 = 40,832.68/x
  3. Step 3: Cross multiply
    110,904.16x = 166,422.12 × 40,832.68
  4. Step 4: Simplify right side
    110,904.16x = 6,795,461,170.88
  5. Step 5: Solve for x
    x = 6,795,461,170.88/110,904.16
  6. Step 6: Final answer
    x = 61,273.28

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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.