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Finding the Fourth Proportional to 188,282.96, 282,201.72 and 82,881.68

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Solution

The fourth proportional to 188,282.96, 282,201.72 and 82,881.68 is: 124,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,282.96 : 282,201.72 = 82,881.68 : x
  2. Step 2: Convert to fraction form
    188,282.96/282,201.72 = 82,881.68/x
  3. Step 3: Cross multiply
    188,282.96x = 282,201.72 × 82,881.68
  4. Step 4: Simplify right side
    188,282.96x = 23,389,352,652.49
  5. Step 5: Solve for x
    x = 23,389,352,652.49/188,282.96
  6. Step 6: Final answer
    x = 124,224.48

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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.