Home / 40,951.61-61,420.55-11,372.43

Finding the Fourth Proportional to 40,951.61, 61,420.55 and 11,372.43

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Solution

The fourth proportional to 40,951.61, 61,420.55 and 11,372.43 is: 17,056.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,951.61 : 61,420.55 = 11,372.43 : x
  2. Step 2: Convert to fraction form
    40,951.61/61,420.55 = 11,372.43/x
  3. Step 3: Cross multiply
    40,951.61x = 61,420.55 × 11,372.43
  4. Step 4: Simplify right side
    40,951.61x = 698,500,905.44
  5. Step 5: Solve for x
    x = 698,500,905.44/40,951.61
  6. Step 6: Final answer
    x = 17,056.74

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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.