Home / 143,559.44-198,201.12-92,597.12

Finding the Fourth Proportional to 143,559.44, 198,201.12 and 92,597.12

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Solution

The fourth proportional to 143,559.44, 198,201.12 and 92,597.12 is: 127,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,559.44 : 198,201.12 = 92,597.12 : x
  2. Step 2: Convert to fraction form
    143,559.44/198,201.12 = 92,597.12/x
  3. Step 3: Cross multiply
    143,559.44x = 198,201.12 × 92,597.12
  4. Step 4: Simplify right side
    143,559.44x = 18,352,852,892.77
  5. Step 5: Solve for x
    x = 18,352,852,892.77/143,559.44
  6. Step 6: Final answer
    x = 127,841.49

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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.