Home / 55,678.73-83,523.56-18,237.29

Finding the Fourth Proportional to 55,678.73, 83,523.56 and 18,237.29

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Solution

The fourth proportional to 55,678.73, 83,523.56 and 18,237.29 is: 27,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,678.73 : 83,523.56 = 18,237.29 : x
  2. Step 2: Convert to fraction form
    55,678.73/83,523.56 = 18,237.29/x
  3. Step 3: Cross multiply
    55,678.73x = 83,523.56 × 18,237.29
  4. Step 4: Simplify right side
    55,678.73x = 1,523,242,876.75
  5. Step 5: Solve for x
    x = 1,523,242,876.75/55,678.73
  6. Step 6: Final answer
    x = 27,357.72

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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.