Home / 40,951.85-61,420.93-11,372.68

Finding the Fourth Proportional to 40,951.85, 61,420.93 and 11,372.68

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Solution

The fourth proportional to 40,951.85, 61,420.93 and 11,372.68 is: 17,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,951.85 : 61,420.93 = 11,372.68 : x
  2. Step 2: Convert to fraction form
    40,951.85/61,420.93 = 11,372.68/x
  3. Step 3: Cross multiply
    40,951.85x = 61,420.93 × 11,372.68
  4. Step 4: Simplify right side
    40,951.85x = 698,520,400.21
  5. Step 5: Solve for x
    x = 698,520,400.21/40,951.85
  6. Step 6: Final answer
    x = 17,057.11

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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.