Home / 55,907.54-83,861.31-38,324.06

Finding the Fourth Proportional to 55,907.54, 83,861.31 and 38,324.06

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Solution

The fourth proportional to 55,907.54, 83,861.31 and 38,324.06 is: 57,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,907.54 : 83,861.31 = 38,324.06 : x
  2. Step 2: Convert to fraction form
    55,907.54/83,861.31 = 38,324.06/x
  3. Step 3: Cross multiply
    55,907.54x = 83,861.31 × 38,324.06
  4. Step 4: Simplify right side
    55,907.54x = 3,213,905,456.81
  5. Step 5: Solve for x
    x = 3,213,905,456.81/55,907.54
  6. Step 6: Final answer
    x = 57,486.09

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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.