Home / 74,309.81-111,441.29-24,378.27

Finding the Fourth Proportional to 74,309.81, 111,441.29 and 24,378.27

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Solution

The fourth proportional to 74,309.81, 111,441.29 and 24,378.27 is: 36,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,309.81 : 111,441.29 = 24,378.27 : x
  2. Step 2: Convert to fraction form
    74,309.81/111,441.29 = 24,378.27/x
  3. Step 3: Cross multiply
    74,309.81x = 111,441.29 × 24,378.27
  4. Step 4: Simplify right side
    74,309.81x = 2,716,745,469.34
  5. Step 5: Solve for x
    x = 2,716,745,469.34/74,309.81
  6. Step 6: Final answer
    x = 36,559.72

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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.