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Finding the Fourth Proportional to 92,533.97, 127,912.08 and 82,561.25

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Solution

The fourth proportional to 92,533.97, 127,912.08 and 82,561.25 is: 114,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,533.97 : 127,912.08 = 82,561.25 : x
  2. Step 2: Convert to fraction form
    92,533.97/127,912.08 = 82,561.25/x
  3. Step 3: Cross multiply
    92,533.97x = 127,912.08 × 82,561.25
  4. Step 4: Simplify right side
    92,533.97x = 10,560,580,575.34
  5. Step 5: Solve for x
    x = 10,560,580,575.34/92,533.97
  6. Step 6: Final answer
    x = 114,126.53

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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.