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Finding the Fourth Proportional to 162,819.60, 244,272.60 and 57,627.60

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Solution

The fourth proportional to 162,819.60, 244,272.60 and 57,627.60 is: 86,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,819.60 : 244,272.60 = 57,627.60 : x
  2. Step 2: Convert to fraction form
    162,819.60/244,272.60 = 57,627.60/x
  3. Step 3: Cross multiply
    162,819.60x = 244,272.60 × 57,627.60
  4. Step 4: Simplify right side
    162,819.60x = 14,076,843,683.76
  5. Step 5: Solve for x
    x = 14,076,843,683.76/162,819.60
  6. Step 6: Final answer
    x = 86,456.69

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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.