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Finding the Fourth Proportional to 92,011.82, 127,202.76 and 91,169.82

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Solution

The fourth proportional to 92,011.82, 127,202.76 and 91,169.82 is: 126,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,011.82 : 127,202.76 = 91,169.82 : x
  2. Step 2: Convert to fraction form
    92,011.82/127,202.76 = 91,169.82/x
  3. Step 3: Cross multiply
    92,011.82x = 127,202.76 × 91,169.82
  4. Step 4: Simplify right side
    92,011.82x = 11,597,052,732.70
  5. Step 5: Solve for x
    x = 11,597,052,732.70/92,011.82
  6. Step 6: Final answer
    x = 126,038.73

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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.