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Finding the Fourth Proportional to 172,848.84, 259,273.26 and 54,532.14

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Solution

The fourth proportional to 172,848.84, 259,273.26 and 54,532.14 is: 81,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,848.84 : 259,273.26 = 54,532.14 : x
  2. Step 2: Convert to fraction form
    172,848.84/259,273.26 = 54,532.14/x
  3. Step 3: Cross multiply
    172,848.84x = 259,273.26 × 54,532.14
  4. Step 4: Simplify right side
    172,848.84x = 14,138,725,712.58
  5. Step 5: Solve for x
    x = 14,138,725,712.58/172,848.84
  6. Step 6: Final answer
    x = 81,798.21

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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.