Home / 61,972.88-92,965.46-19,842.36

Finding the Fourth Proportional to 61,972.88, 92,965.46 and 19,842.36

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Solution

The fourth proportional to 61,972.88, 92,965.46 and 19,842.36 is: 29,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,972.88 : 92,965.46 = 19,842.36 : x
  2. Step 2: Convert to fraction form
    61,972.88/92,965.46 = 19,842.36/x
  3. Step 3: Cross multiply
    61,972.88x = 92,965.46 × 19,842.36
  4. Step 4: Simplify right side
    61,972.88x = 1,844,654,124.89
  5. Step 5: Solve for x
    x = 1,844,654,124.89/61,972.88
  6. Step 6: Final answer
    x = 29,765.51

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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.