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Finding the Fourth Proportional to 162,348.98, 243,408.99 and 62,425.22

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Solution

The fourth proportional to 162,348.98, 243,408.99 and 62,425.22 is: 93,593.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,348.98 : 243,408.99 = 62,425.22 : x
  2. Step 2: Convert to fraction form
    162,348.98/243,408.99 = 62,425.22/x
  3. Step 3: Cross multiply
    162,348.98x = 243,408.99 × 62,425.22
  4. Step 4: Simplify right side
    162,348.98x = 15,194,859,750.73
  5. Step 5: Solve for x
    x = 15,194,859,750.73/162,348.98
  6. Step 6: Final answer
    x = 93,593.81

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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.