Home / 43,708.40-65,562.96-12,544.64

Finding the Fourth Proportional to 43,708.40, 65,562.96 and 12,544.64

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Solution

The fourth proportional to 43,708.40, 65,562.96 and 12,544.64 is: 18,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,708.40 : 65,562.96 = 12,544.64 : x
  2. Step 2: Convert to fraction form
    43,708.40/65,562.96 = 12,544.64/x
  3. Step 3: Cross multiply
    43,708.40x = 65,562.96 × 12,544.64
  4. Step 4: Simplify right side
    43,708.40x = 822,463,730.53
  5. Step 5: Solve for x
    x = 822,463,730.53/43,708.40
  6. Step 6: Final answer
    x = 18,817.06

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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.