Home / 43,515.70-65,187.15-25,933.30

Finding the Fourth Proportional to 43,515.70, 65,187.15 and 25,933.30

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Solution

The fourth proportional to 43,515.70, 65,187.15 and 25,933.30 is: 38,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,515.70 : 65,187.15 = 25,933.30 : x
  2. Step 2: Convert to fraction form
    43,515.70/65,187.15 = 25,933.30/x
  3. Step 3: Cross multiply
    43,515.70x = 65,187.15 × 25,933.30
  4. Step 4: Simplify right side
    43,515.70x = 1,690,517,917.10
  5. Step 5: Solve for x
    x = 1,690,517,917.10/43,515.70
  6. Step 6: Final answer
    x = 38,848.46

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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.