Home / 198,968.48-274,559.76-114,066.08

Finding the Fourth Proportional to 198,968.48, 274,559.76 and 114,066.08

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Solution

The fourth proportional to 198,968.48, 274,559.76 and 114,066.08 is: 157,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,968.48 : 274,559.76 = 114,066.08 : x
  2. Step 2: Convert to fraction form
    198,968.48/274,559.76 = 114,066.08/x
  3. Step 3: Cross multiply
    198,968.48x = 274,559.76 × 114,066.08
  4. Step 4: Simplify right side
    198,968.48x = 31,317,955,548.94
  5. Step 5: Solve for x
    x = 31,317,955,548.94/198,968.48
  6. Step 6: Final answer
    x = 157,401.59

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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.