Home / 43,691.53-65,520.60-15,606.31

Finding the Fourth Proportional to 43,691.53, 65,520.60 and 15,606.31

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Solution

The fourth proportional to 43,691.53, 65,520.60 and 15,606.31 is: 23,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691.53 : 65,520.60 = 15,606.31 : x
  2. Step 2: Convert to fraction form
    43,691.53/65,520.60 = 15,606.31/x
  3. Step 3: Cross multiply
    43,691.53x = 65,520.60 × 15,606.31
  4. Step 4: Simplify right side
    43,691.53x = 1,022,534,794.99
  5. Step 5: Solve for x
    x = 1,022,534,794.99/43,691.53
  6. Step 6: Final answer
    x = 23,403.50

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1.5x scale

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.