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Finding the Fourth Proportional to 172,984.68, 259,492.14 and 48,326.04

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Solution

The fourth proportional to 172,984.68, 259,492.14 and 48,326.04 is: 72,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,984.68 : 259,492.14 = 48,326.04 : x
  2. Step 2: Convert to fraction form
    172,984.68/259,492.14 = 48,326.04/x
  3. Step 3: Cross multiply
    172,984.68x = 259,492.14 × 48,326.04
  4. Step 4: Simplify right side
    172,984.68x = 12,540,227,537.33
  5. Step 5: Solve for x
    x = 12,540,227,537.33/172,984.68
  6. Step 6: Final answer
    x = 72,493.28

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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.