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Finding the Fourth Proportional to 172,958.46, 259,434.09 and 48,296.22

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Solution

The fourth proportional to 172,958.46, 259,434.09 and 48,296.22 is: 72,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,958.46 : 259,434.09 = 48,296.22 : x
  2. Step 2: Convert to fraction form
    172,958.46/259,434.09 = 48,296.22/x
  3. Step 3: Cross multiply
    172,958.46x = 259,434.09 × 48,296.22
  4. Step 4: Simplify right side
    172,958.46x = 12,529,685,886.14
  5. Step 5: Solve for x
    x = 12,529,685,886.14/172,958.46
  6. Step 6: Final answer
    x = 72,443.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.