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Finding the Fourth Proportional to 162,090.96, 243,167.96 and 62,243.82

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Solution

The fourth proportional to 162,090.96, 243,167.96 and 62,243.82 is: 93,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,090.96 : 243,167.96 = 62,243.82 : x
  2. Step 2: Convert to fraction form
    162,090.96/243,167.96 = 62,243.82/x
  3. Step 3: Cross multiply
    162,090.96x = 243,167.96 × 62,243.82
  4. Step 4: Simplify right side
    162,090.96x = 15,135,701,204.95
  5. Step 5: Solve for x
    x = 15,135,701,204.95/162,090.96
  6. Step 6: Final answer
    x = 93,377.82

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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.