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Finding the Fourth Proportional to 190,772.87, 286,165.40 and 95,951.30

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Solution

The fourth proportional to 190,772.87, 286,165.40 and 95,951.30 is: 143,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,772.87 : 286,165.40 = 95,951.30 : x
  2. Step 2: Convert to fraction form
    190,772.87/286,165.40 = 95,951.30/x
  3. Step 3: Cross multiply
    190,772.87x = 286,165.40 × 95,951.30
  4. Step 4: Simplify right side
    190,772.87x = 27,457,940,234.44
  5. Step 5: Solve for x
    x = 27,457,940,234.44/190,772.87
  6. Step 6: Final answer
    x = 143,930.01

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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.