Home / 61,735.24-92,615.82-20,179

Finding the Fourth Proportional to 61,735.24, 92,615.82 and 20,179

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Solution

The fourth proportional to 61,735.24, 92,615.82 and 20,179 is: 30,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,735.24 : 92,615.82 = 20,179 : x
  2. Step 2: Convert to fraction form
    61,735.24/92,615.82 = 20,179/x
  3. Step 3: Cross multiply
    61,735.24x = 92,615.82 × 20,179
  4. Step 4: Simplify right side
    61,735.24x = 1,868,894,631.78
  5. Step 5: Solve for x
    x = 1,868,894,631.78/61,735.24
  6. Step 6: Final answer
    x = 30,272.74

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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.