Home / 68,722.83-102,876.89-62,152.11

Finding the Fourth Proportional to 68,722.83, 102,876.89 and 62,152.11

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Solution

The fourth proportional to 68,722.83, 102,876.89 and 62,152.11 is: 93,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,722.83 : 102,876.89 = 62,152.11 : x
  2. Step 2: Convert to fraction form
    68,722.83/102,876.89 = 62,152.11/x
  3. Step 3: Cross multiply
    68,722.83x = 102,876.89 × 62,152.11
  4. Step 4: Simplify right side
    68,722.83x = 6,394,015,472.98
  5. Step 5: Solve for x
    x = 6,394,015,472.98/68,722.83
  6. Step 6: Final answer
    x = 93,040.63

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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.