Home / 40,951.48-61,420.37-11,372.30

Finding the Fourth Proportional to 40,951.48, 61,420.37 and 11,372.30

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Solution

The fourth proportional to 40,951.48, 61,420.37 and 11,372.30 is: 17,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,951.48 : 61,420.37 = 11,372.30 : x
  2. Step 2: Convert to fraction form
    40,951.48/61,420.37 = 11,372.30/x
  3. Step 3: Cross multiply
    40,951.48x = 61,420.37 × 11,372.30
  4. Step 4: Simplify right side
    40,951.48x = 698,490,970.44
  5. Step 5: Solve for x
    x = 698,490,970.44/40,951.48
  6. Step 6: Final answer
    x = 17,056.55

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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.