Home / 34,546.32-51,781.43-13,482.47

Finding the Fourth Proportional to 34,546.32, 51,781.43 and 13,482.47

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Solution

The fourth proportional to 34,546.32, 51,781.43 and 13,482.47 is: 20,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,546.32 : 51,781.43 = 13,482.47 : x
  2. Step 2: Convert to fraction form
    34,546.32/51,781.43 = 13,482.47/x
  3. Step 3: Cross multiply
    34,546.32x = 51,781.43 × 13,482.47
  4. Step 4: Simplify right side
    34,546.32x = 698,141,739.69
  5. Step 5: Solve for x
    x = 698,141,739.69/34,546.32
  6. Step 6: Final answer
    x = 20,208.86

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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.