Home / 55,201.92-82,777.96-15,749.64

Finding the Fourth Proportional to 55,201.92, 82,777.96 and 15,749.64

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Solution

The fourth proportional to 55,201.92, 82,777.96 and 15,749.64 is: 23,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.92 : 82,777.96 = 15,749.64 : x
  2. Step 2: Convert to fraction form
    55,201.92/82,777.96 = 15,749.64/x
  3. Step 3: Cross multiply
    55,201.92x = 82,777.96 × 15,749.64
  4. Step 4: Simplify right side
    55,201.92x = 1,303,723,069.93
  5. Step 5: Solve for x
    x = 1,303,723,069.93/55,201.92
  6. Step 6: Final answer
    x = 23,617.35

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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.