Home / 68,601.09-102,901.62-45,222.06

Finding the Fourth Proportional to 68,601.09, 102,901.62 and 45,222.06

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Solution

The fourth proportional to 68,601.09, 102,901.62 and 45,222.06 is: 67,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,601.09 : 102,901.62 = 45,222.06 : x
  2. Step 2: Convert to fraction form
    68,601.09/102,901.62 = 45,222.06/x
  3. Step 3: Cross multiply
    68,601.09x = 102,901.62 × 45,222.06
  4. Step 4: Simplify right side
    68,601.09x = 4,653,422,832.28
  5. Step 5: Solve for x
    x = 4,653,422,832.28/68,601.09
  6. Step 6: Final answer
    x = 67,833.08

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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.