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Finding the Fourth Proportional to 173,198.16, 259,807.32 and 48,548.88

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Solution

The fourth proportional to 173,198.16, 259,807.32 and 48,548.88 is: 72,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,198.16 : 259,807.32 = 48,548.88 : x
  2. Step 2: Convert to fraction form
    173,198.16/259,807.32 = 48,548.88/x
  3. Step 3: Cross multiply
    173,198.16x = 259,807.32 × 48,548.88
  4. Step 4: Simplify right side
    173,198.16x = 12,613,354,401.80
  5. Step 5: Solve for x
    x = 12,613,354,401.80/173,198.16
  6. Step 6: Final answer
    x = 72,826.15

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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.