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Finding the Fourth Proportional to 317,104.16, 475,705.38 and 106,725.68

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Solution

The fourth proportional to 317,104.16, 475,705.38 and 106,725.68 is: 160,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,104.16 : 475,705.38 = 106,725.68 : x
  2. Step 2: Convert to fraction form
    317,104.16/475,705.38 = 106,725.68/x
  3. Step 3: Cross multiply
    317,104.16x = 475,705.38 × 106,725.68
  4. Step 4: Simplify right side
    317,104.16x = 50,769,980,160.16
  5. Step 5: Solve for x
    x = 50,769,980,160.16/317,104.16
  6. Step 6: Final answer
    x = 160,105.06

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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.