Home / 43,812.96-65,732.40-17,503.20

Finding the Fourth Proportional to 43,812.96, 65,732.40 and 17,503.20

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Solution

The fourth proportional to 43,812.96, 65,732.40 and 17,503.20 is: 26,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,812.96 : 65,732.40 = 17,503.20 : x
  2. Step 2: Convert to fraction form
    43,812.96/65,732.40 = 17,503.20/x
  3. Step 3: Cross multiply
    43,812.96x = 65,732.40 × 17,503.20
  4. Step 4: Simplify right side
    43,812.96x = 1,150,527,343.68
  5. Step 5: Solve for x
    x = 1,150,527,343.68/43,812.96
  6. Step 6: Final answer
    x = 26,259.98

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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.