Home / 61,912.54-85,438.56-33,618.43

Finding the Fourth Proportional to 61,912.54, 85,438.56 and 33,618.43

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Solution

The fourth proportional to 61,912.54, 85,438.56 and 33,618.43 is: 46,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,912.54 : 85,438.56 = 33,618.43 : x
  2. Step 2: Convert to fraction form
    61,912.54/85,438.56 = 33,618.43/x
  3. Step 3: Cross multiply
    61,912.54x = 85,438.56 × 33,618.43
  4. Step 4: Simplify right side
    61,912.54x = 2,872,310,248.66
  5. Step 5: Solve for x
    x = 2,872,310,248.66/61,912.54
  6. Step 6: Final answer
    x = 46,393.03

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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.