Home / 198,975.48-274,569.42-114,073.08

Finding the Fourth Proportional to 198,975.48, 274,569.42 and 114,073.08

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Solution

The fourth proportional to 198,975.48, 274,569.42 and 114,073.08 is: 157,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,975.48 : 274,569.42 = 114,073.08 : x
  2. Step 2: Convert to fraction form
    198,975.48/274,569.42 = 114,073.08/x
  3. Step 3: Cross multiply
    198,975.48x = 274,569.42 × 114,073.08
  4. Step 4: Simplify right side
    198,975.48x = 31,320,979,413.21
  5. Step 5: Solve for x
    x = 31,320,979,413.21/198,975.48
  6. Step 6: Final answer
    x = 157,411.25

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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.