Home / 92,941.76-139,334.28-40,311.62

Finding the Fourth Proportional to 92,941.76, 139,334.28 and 40,311.62

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Solution

The fourth proportional to 92,941.76, 139,334.28 and 40,311.62 is: 60,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,941.76 : 139,334.28 = 40,311.62 : x
  2. Step 2: Convert to fraction form
    92,941.76/139,334.28 = 40,311.62/x
  3. Step 3: Cross multiply
    92,941.76x = 139,334.28 × 40,311.62
  4. Step 4: Simplify right side
    92,941.76x = 5,616,790,548.33
  5. Step 5: Solve for x
    x = 5,616,790,548.33/92,941.76
  6. Step 6: Final answer
    x = 60,433.44

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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.