Home / 69,428.25-104,147.24-27,875.25

Finding the Fourth Proportional to 69,428.25, 104,147.24 and 27,875.25

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Solution

The fourth proportional to 69,428.25, 104,147.24 and 27,875.25 is: 41,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,428.25 : 104,147.24 = 27,875.25 : x
  2. Step 2: Convert to fraction form
    69,428.25/104,147.24 = 27,875.25/x
  3. Step 3: Cross multiply
    69,428.25x = 104,147.24 × 27,875.25
  4. Step 4: Simplify right side
    69,428.25x = 2,903,130,212.43
  5. Step 5: Solve for x
    x = 2,903,130,212.43/69,428.25
  6. Step 6: Final answer
    x = 41,814.83

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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.