Home / 41,261.72-61,889.52-13,180.64

Finding the Fourth Proportional to 41,261.72, 61,889.52 and 13,180.64

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Solution

The fourth proportional to 41,261.72, 61,889.52 and 13,180.64 is: 19,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261.72 : 61,889.52 = 13,180.64 : x
  2. Step 2: Convert to fraction form
    41,261.72/61,889.52 = 13,180.64/x
  3. Step 3: Cross multiply
    41,261.72x = 61,889.52 × 13,180.64
  4. Step 4: Simplify right side
    41,261.72x = 815,743,482.89
  5. Step 5: Solve for x
    x = 815,743,482.89/41,261.72
  6. Step 6: Final answer
    x = 19,769.98

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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.