Home / 43,571.03-65,343.45-15,487.39

Finding the Fourth Proportional to 43,571.03, 65,343.45 and 15,487.39

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Solution

The fourth proportional to 43,571.03, 65,343.45 and 15,487.39 is: 23,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,571.03 : 65,343.45 = 15,487.39 : x
  2. Step 2: Convert to fraction form
    43,571.03/65,343.45 = 15,487.39/x
  3. Step 3: Cross multiply
    43,571.03x = 65,343.45 × 15,487.39
  4. Step 4: Simplify right side
    43,571.03x = 1,011,999,330.74
  5. Step 5: Solve for x
    x = 1,011,999,330.74/43,571.03
  6. Step 6: Final answer
    x = 23,226.43

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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.