Home / 114,269.56-157,734.32-68,949.45

Finding the Fourth Proportional to 114,269.56, 157,734.32 and 68,949.45

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Solution

The fourth proportional to 114,269.56, 157,734.32 and 68,949.45 is: 95,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,269.56 : 157,734.32 = 68,949.45 : x
  2. Step 2: Convert to fraction form
    114,269.56/157,734.32 = 68,949.45/x
  3. Step 3: Cross multiply
    114,269.56x = 157,734.32 × 68,949.45
  4. Step 4: Simplify right side
    114,269.56x = 10,875,694,265.38
  5. Step 5: Solve for x
    x = 10,875,694,265.38/114,269.56
  6. Step 6: Final answer
    x = 95,175.78

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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.