Home / 89,327.54-123,273.97-51,090.62

Finding the Fourth Proportional to 89,327.54, 123,273.97 and 51,090.62

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Solution

The fourth proportional to 89,327.54, 123,273.97 and 51,090.62 is: 70,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,327.54 : 123,273.97 = 51,090.62 : x
  2. Step 2: Convert to fraction form
    89,327.54/123,273.97 = 51,090.62/x
  3. Step 3: Cross multiply
    89,327.54x = 123,273.97 × 51,090.62
  4. Step 4: Simplify right side
    89,327.54x = 6,298,142,813.07
  5. Step 5: Solve for x
    x = 6,298,142,813.07/89,327.54
  6. Step 6: Final answer
    x = 70,506.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.