Home / 68,069.82-102,123.09-23,699.10

Finding the Fourth Proportional to 68,069.82, 102,123.09 and 23,699.10

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Solution

The fourth proportional to 68,069.82, 102,123.09 and 23,699.10 is: 35,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,069.82 : 102,123.09 = 23,699.10 : x
  2. Step 2: Convert to fraction form
    68,069.82/102,123.09 = 23,699.10/x
  3. Step 3: Cross multiply
    68,069.82x = 102,123.09 × 23,699.10
  4. Step 4: Simplify right side
    68,069.82x = 2,420,225,322.22
  5. Step 5: Solve for x
    x = 2,420,225,322.22/68,069.82
  6. Step 6: Final answer
    x = 35,555.04

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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.