Home / 43,705.20-65,562.60-16,009.20

Finding the Fourth Proportional to 43,705.20, 65,562.60 and 16,009.20

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Solution

The fourth proportional to 43,705.20, 65,562.60 and 16,009.20 is: 24,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,705.20 : 65,562.60 = 16,009.20 : x
  2. Step 2: Convert to fraction form
    43,705.20/65,562.60 = 16,009.20/x
  3. Step 3: Cross multiply
    43,705.20x = 65,562.60 × 16,009.20
  4. Step 4: Simplify right side
    43,705.20x = 1,049,604,775.92
  5. Step 5: Solve for x
    x = 1,049,604,775.92/43,705.20
  6. Step 6: Final answer
    x = 24,015.56

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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.