Home / 161,619.00-242,428.33-43,287.11

Finding the Fourth Proportional to 161,619.00, 242,428.33 and 43,287.11

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Solution

The fourth proportional to 161,619.00, 242,428.33 and 43,287.11 is: 64,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,619.00 : 242,428.33 = 43,287.11 : x
  2. Step 2: Convert to fraction form
    161,619.00/242,428.33 = 43,287.11/x
  3. Step 3: Cross multiply
    161,619.00x = 242,428.33 × 43,287.11
  4. Step 4: Simplify right side
    161,619.00x = 10,494,021,538.90
  5. Step 5: Solve for x
    x = 10,494,021,538.90/161,619.00
  6. Step 6: Final answer
    x = 64,930.62

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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.