Home / 43,440.08-65,206.18-38,474.69

Finding the Fourth Proportional to 43,440.08, 65,206.18 and 38,474.69

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Solution

The fourth proportional to 43,440.08, 65,206.18 and 38,474.69 is: 57,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,440.08 : 65,206.18 = 38,474.69 : x
  2. Step 2: Convert to fraction form
    43,440.08/65,206.18 = 38,474.69/x
  3. Step 3: Cross multiply
    43,440.08x = 65,206.18 × 38,474.69
  4. Step 4: Simplify right side
    43,440.08x = 2,508,787,892.06
  5. Step 5: Solve for x
    x = 2,508,787,892.06/43,440.08
  6. Step 6: Final answer
    x = 57,752.83

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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.