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Finding the Fourth Proportional to 61,999.91, 85,560.48 and 33,706.20

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Solution

The fourth proportional to 61,999.91, 85,560.48 and 33,706.20 is: 46,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,999.91 : 85,560.48 = 33,706.20 : x
  2. Step 2: Convert to fraction form
    61,999.91/85,560.48 = 33,706.20/x
  3. Step 3: Cross multiply
    61,999.91x = 85,560.48 × 33,706.20
  4. Step 4: Simplify right side
    61,999.91x = 2,883,918,650.98
  5. Step 5: Solve for x
    x = 2,883,918,650.98/61,999.91
  6. Step 6: Final answer
    x = 46,514.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.