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Finding the Fourth Proportional to 61,636.94, 85,059.08 and 33,342.63

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Solution

The fourth proportional to 61,636.94, 85,059.08 and 33,342.63 is: 46,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,636.94 : 85,059.08 = 33,342.63 : x
  2. Step 2: Convert to fraction form
    61,636.94/85,059.08 = 33,342.63/x
  3. Step 3: Cross multiply
    61,636.94x = 85,059.08 × 33,342.63
  4. Step 4: Simplify right side
    61,636.94x = 2,836,093,432.58
  5. Step 5: Solve for x
    x = 2,836,093,432.58/61,636.94
  6. Step 6: Final answer
    x = 46,012.89

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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.