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Finding the Fourth Proportional to 161,300.33, 241,999.70 and 82,469.91

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Solution

The fourth proportional to 161,300.33, 241,999.70 and 82,469.91 is: 123,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,300.33 : 241,999.70 = 82,469.91 : x
  2. Step 2: Convert to fraction form
    161,300.33/241,999.70 = 82,469.91/x
  3. Step 3: Cross multiply
    161,300.33x = 241,999.70 × 82,469.91
  4. Step 4: Simplify right side
    161,300.33x = 19,957,693,479.03
  5. Step 5: Solve for x
    x = 19,957,693,479.03/161,300.33
  6. Step 6: Final answer
    x = 123,730.02

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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.