Home / 68,424.86-102,637.26-49,823.26

Finding the Fourth Proportional to 68,424.86, 102,637.26 and 49,823.26

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Solution

The fourth proportional to 68,424.86, 102,637.26 and 49,823.26 is: 74,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,424.86 : 102,637.26 = 49,823.26 : x
  2. Step 2: Convert to fraction form
    68,424.86/102,637.26 = 49,823.26/x
  3. Step 3: Cross multiply
    68,424.86x = 102,637.26 × 49,823.26
  4. Step 4: Simplify right side
    68,424.86x = 5,113,722,890.67
  5. Step 5: Solve for x
    x = 5,113,722,890.67/68,424.86
  6. Step 6: Final answer
    x = 74,734.87

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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.