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Finding the Fourth Proportional to 162,521.44, 243,747.53 and 62,648.44

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Solution

The fourth proportional to 162,521.44, 243,747.53 and 62,648.44 is: 93,959.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,521.44 : 243,747.53 = 62,648.44 : x
  2. Step 2: Convert to fraction form
    162,521.44/243,747.53 = 62,648.44/x
  3. Step 3: Cross multiply
    162,521.44x = 243,747.53 × 62,648.44
  4. Step 4: Simplify right side
    162,521.44x = 15,270,401,820.67
  5. Step 5: Solve for x
    x = 15,270,401,820.67/162,521.44
  6. Step 6: Final answer
    x = 93,959.31

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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.