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Finding the Fourth Proportional to 62,071.75, 85,659.02 and 33,777.64

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Solution

The fourth proportional to 62,071.75, 85,659.02 and 33,777.64 is: 46,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,071.75 : 85,659.02 = 33,777.64 : x
  2. Step 2: Convert to fraction form
    62,071.75/85,659.02 = 33,777.64/x
  3. Step 3: Cross multiply
    62,071.75x = 85,659.02 × 33,777.64
  4. Step 4: Simplify right side
    62,071.75x = 2,893,359,540.31
  5. Step 5: Solve for x
    x = 2,893,359,540.31/62,071.75
  6. Step 6: Final answer
    x = 46,613.15

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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.