Home / 134,679.26-185,858.64-74,252.04

Finding the Fourth Proportional to 134,679.26, 185,858.64 and 74,252.04

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Solution

The fourth proportional to 134,679.26, 185,858.64 and 74,252.04 is: 102,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,679.26 : 185,858.64 = 74,252.04 : x
  2. Step 2: Convert to fraction form
    134,679.26/185,858.64 = 74,252.04/x
  3. Step 3: Cross multiply
    134,679.26x = 185,858.64 × 74,252.04
  4. Step 4: Simplify right side
    134,679.26x = 13,800,383,171.63
  5. Step 5: Solve for x
    x = 13,800,383,171.63/134,679.26
  6. Step 6: Final answer
    x = 102,468.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.