Home / 43,749.62-65,625.44-15,671.60

Finding the Fourth Proportional to 43,749.62, 65,625.44 and 15,671.60

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Solution

The fourth proportional to 43,749.62, 65,625.44 and 15,671.60 is: 23,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,749.62 : 65,625.44 = 15,671.60 : x
  2. Step 2: Convert to fraction form
    43,749.62/65,625.44 = 15,671.60/x
  3. Step 3: Cross multiply
    43,749.62x = 65,625.44 × 15,671.60
  4. Step 4: Simplify right side
    43,749.62x = 1,028,455,645.50
  5. Step 5: Solve for x
    x = 1,028,455,645.50/43,749.62
  6. Step 6: Final answer
    x = 23,507.76

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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.