Home / 41,985.26-62,981.52-10,820.50

Finding the Fourth Proportional to 41,985.26, 62,981.52 and 10,820.50

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Solution

The fourth proportional to 41,985.26, 62,981.52 and 10,820.50 is: 16,231.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,985.26 : 62,981.52 = 10,820.50 : x
  2. Step 2: Convert to fraction form
    41,985.26/62,981.52 = 10,820.50/x
  3. Step 3: Cross multiply
    41,985.26x = 62,981.52 × 10,820.50
  4. Step 4: Simplify right side
    41,985.26x = 681,491,537.16
  5. Step 5: Solve for x
    x = 681,491,537.16/41,985.26
  6. Step 6: Final answer
    x = 16,231.69

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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.