Home / 61,918.52-85,445.14-33,623.56

Finding the Fourth Proportional to 61,918.52, 85,445.14 and 33,623.56

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Solution

The fourth proportional to 61,918.52, 85,445.14 and 33,623.56 is: 46,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,918.52 : 85,445.14 = 33,623.56 : x
  2. Step 2: Convert to fraction form
    61,918.52/85,445.14 = 33,623.56/x
  3. Step 3: Cross multiply
    61,918.52x = 85,445.14 × 33,623.56
  4. Step 4: Simplify right side
    61,918.52x = 2,872,969,791.50
  5. Step 5: Solve for x
    x = 2,872,969,791.50/61,918.52
  6. Step 6: Final answer
    x = 46,399.20

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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.