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Finding the Fourth Proportional to 114,027.88, 170,969.36 and 100,016.04

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Solution

The fourth proportional to 114,027.88, 170,969.36 and 100,016.04 is: 149,960.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,027.88 : 170,969.36 = 100,016.04 : x
  2. Step 2: Convert to fraction form
    114,027.88/170,969.36 = 100,016.04/x
  3. Step 3: Cross multiply
    114,027.88x = 170,969.36 × 100,016.04
  4. Step 4: Simplify right side
    114,027.88x = 17,099,678,348.53
  5. Step 5: Solve for x
    x = 17,099,678,348.53/114,027.88
  6. Step 6: Final answer
    x = 149,960.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.