Home / 68,355.50-102,462.98-26,224.36

Finding the Fourth Proportional to 68,355.50, 102,462.98 and 26,224.36

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Solution

The fourth proportional to 68,355.50, 102,462.98 and 26,224.36 is: 39,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,355.50 : 102,462.98 = 26,224.36 : x
  2. Step 2: Convert to fraction form
    68,355.50/102,462.98 = 26,224.36/x
  3. Step 3: Cross multiply
    68,355.50x = 102,462.98 × 26,224.36
  4. Step 4: Simplify right side
    68,355.50x = 2,687,025,686.91
  5. Step 5: Solve for x
    x = 2,687,025,686.91/68,355.50
  6. Step 6: Final answer
    x = 39,309.58

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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.