Home / 43,749.68-65,620.80-26,206.64

Finding the Fourth Proportional to 43,749.68, 65,620.80 and 26,206.64

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Solution

The fourth proportional to 43,749.68, 65,620.80 and 26,206.64 is: 39,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,749.68 : 65,620.80 = 26,206.64 : x
  2. Step 2: Convert to fraction form
    43,749.68/65,620.80 = 26,206.64/x
  3. Step 3: Cross multiply
    43,749.68x = 65,620.80 × 26,206.64
  4. Step 4: Simplify right side
    43,749.68x = 1,719,700,682.11
  5. Step 5: Solve for x
    x = 1,719,700,682.11/43,749.68
  6. Step 6: Final answer
    x = 39,307.73

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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.