Home / 199,996.25-276,011.82-113,981.54

Finding the Fourth Proportional to 199,996.25, 276,011.82 and 113,981.54

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Solution

The fourth proportional to 199,996.25, 276,011.82 and 113,981.54 is: 157,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,996.25 : 276,011.82 = 113,981.54 : x
  2. Step 2: Convert to fraction form
    199,996.25/276,011.82 = 113,981.54/x
  3. Step 3: Cross multiply
    199,996.25x = 276,011.82 × 113,981.54
  4. Step 4: Simplify right side
    199,996.25x = 31,460,250,921.74
  5. Step 5: Solve for x
    x = 31,460,250,921.74/199,996.25
  6. Step 6: Final answer
    x = 157,304.21

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1.5x scale

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.