Home / 61,344.50-92,016.60-19,227.80

Finding the Fourth Proportional to 61,344.50, 92,016.60 and 19,227.80

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Solution

The fourth proportional to 61,344.50, 92,016.60 and 19,227.80 is: 28,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.50 : 92,016.60 = 19,227.80 : x
  2. Step 2: Convert to fraction form
    61,344.50/92,016.60 = 19,227.80/x
  3. Step 3: Cross multiply
    61,344.50x = 92,016.60 × 19,227.80
  4. Step 4: Simplify right side
    61,344.50x = 1,769,276,781.48
  5. Step 5: Solve for x
    x = 1,769,276,781.48/61,344.50
  6. Step 6: Final answer
    x = 28,841.65

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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.