Home / 61,827.31-92,747.78-19,697.59

Finding the Fourth Proportional to 61,827.31, 92,747.78 and 19,697.59

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Solution

The fourth proportional to 61,827.31, 92,747.78 and 19,697.59 is: 29,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,827.31 : 92,747.78 = 19,697.59 : x
  2. Step 2: Convert to fraction form
    61,827.31/92,747.78 = 19,697.59/x
  3. Step 3: Cross multiply
    61,827.31x = 92,747.78 × 19,697.59
  4. Step 4: Simplify right side
    61,827.31x = 1,826,907,743.85
  5. Step 5: Solve for x
    x = 1,826,907,743.85/61,827.31
  6. Step 6: Final answer
    x = 29,548.56

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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.