Home / 193,973.88-267,643.83-113,385.81

Finding the Fourth Proportional to 193,973.88, 267,643.83 and 113,385.81

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Solution

The fourth proportional to 193,973.88, 267,643.83 and 113,385.81 is: 156,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,973.88 : 267,643.83 = 113,385.81 : x
  2. Step 2: Convert to fraction form
    193,973.88/267,643.83 = 113,385.81/x
  3. Step 3: Cross multiply
    193,973.88x = 267,643.83 × 113,385.81
  4. Step 4: Simplify right side
    193,973.88x = 30,347,012,456.05
  5. Step 5: Solve for x
    x = 30,347,012,456.05/193,973.88
  6. Step 6: Final answer
    x = 156,448.96

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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.