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Finding the Fourth Proportional to 200,219.96, 276,334.63 and 114,179.13

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Solution

The fourth proportional to 200,219.96, 276,334.63 and 114,179.13 is: 157,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,219.96 : 276,334.63 = 114,179.13 : x
  2. Step 2: Convert to fraction form
    200,219.96/276,334.63 = 114,179.13/x
  3. Step 3: Cross multiply
    200,219.96x = 276,334.63 × 114,179.13
  4. Step 4: Simplify right side
    200,219.96x = 31,551,647,642.27
  5. Step 5: Solve for x
    x = 31,551,647,642.27/200,219.96
  6. Step 6: Final answer
    x = 157,584.93

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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.