Home / 43,754.50-65,632.78-17,099.30

Finding the Fourth Proportional to 43,754.50, 65,632.78 and 17,099.30

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Solution

The fourth proportional to 43,754.50, 65,632.78 and 17,099.30 is: 25,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,754.50 : 65,632.78 = 17,099.30 : x
  2. Step 2: Convert to fraction form
    43,754.50/65,632.78 = 17,099.30/x
  3. Step 3: Cross multiply
    43,754.50x = 65,632.78 × 17,099.30
  4. Step 4: Simplify right side
    43,754.50x = 1,122,274,780.51
  5. Step 5: Solve for x
    x = 1,122,274,780.51/43,754.50
  6. Step 6: Final answer
    x = 25,649.35

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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.