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Finding the Fourth Proportional to 61,884.37, 85,383.19 and 35,026.30

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Solution

The fourth proportional to 61,884.37, 85,383.19 and 35,026.30 is: 48,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,884.37 : 85,383.19 = 35,026.30 : x
  2. Step 2: Convert to fraction form
    61,884.37/85,383.19 = 35,026.30/x
  3. Step 3: Cross multiply
    61,884.37x = 85,383.19 × 35,026.30
  4. Step 4: Simplify right side
    61,884.37x = 2,990,657,378.41
  5. Step 5: Solve for x
    x = 2,990,657,378.41/61,884.37
  6. Step 6: Final answer
    x = 48,326.54

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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.