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Finding the Fourth Proportional to 118,027.95, 162,873.48 and 67,040.52

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Solution

The fourth proportional to 118,027.95, 162,873.48 and 67,040.52 is: 92,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,027.95 : 162,873.48 = 67,040.52 : x
  2. Step 2: Convert to fraction form
    118,027.95/162,873.48 = 67,040.52/x
  3. Step 3: Cross multiply
    118,027.95x = 162,873.48 × 67,040.52
  4. Step 4: Simplify right side
    118,027.95x = 10,919,123,200.59
  5. Step 5: Solve for x
    x = 10,919,123,200.59/118,027.95
  6. Step 6: Final answer
    x = 92,513.03

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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.