Home / 61,685.04-92,556.20-19,571.76

Finding the Fourth Proportional to 61,685.04, 92,556.20 and 19,571.76

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Solution

The fourth proportional to 61,685.04, 92,556.20 and 19,571.76 is: 29,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,685.04 : 92,556.20 = 19,571.76 : x
  2. Step 2: Convert to fraction form
    61,685.04/92,556.20 = 19,571.76/x
  3. Step 3: Cross multiply
    61,685.04x = 92,556.20 × 19,571.76
  4. Step 4: Simplify right side
    61,685.04x = 1,811,487,732.91
  5. Step 5: Solve for x
    x = 1,811,487,732.91/61,685.04
  6. Step 6: Final answer
    x = 29,366.73

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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.