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Finding the Fourth Proportional to 82,698.92, 114,156.94 and 58,625.70

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Solution

The fourth proportional to 82,698.92, 114,156.94 and 58,625.70 is: 80,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,698.92 : 114,156.94 = 58,625.70 : x
  2. Step 2: Convert to fraction form
    82,698.92/114,156.94 = 58,625.70/x
  3. Step 3: Cross multiply
    82,698.92x = 114,156.94 × 58,625.70
  4. Step 4: Simplify right side
    82,698.92x = 6,692,530,517.36
  5. Step 5: Solve for x
    x = 6,692,530,517.36/82,698.92
  6. Step 6: Final answer
    x = 80,926.46

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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.