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Finding the Fourth Proportional to 122,083.74, 168,083.91 and 95,191.74

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Solution

The fourth proportional to 122,083.74, 168,083.91 and 95,191.74 is: 131,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,083.74 : 168,083.91 = 95,191.74 : x
  2. Step 2: Convert to fraction form
    122,083.74/168,083.91 = 95,191.74/x
  3. Step 3: Cross multiply
    122,083.74x = 168,083.91 × 95,191.74
  4. Step 4: Simplify right side
    122,083.74x = 16,000,199,858.90
  5. Step 5: Solve for x
    x = 16,000,199,858.90/122,083.74
  6. Step 6: Final answer
    x = 131,059.22

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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.