Home / 74,286.66-111,459.16-32,704.50

Finding the Fourth Proportional to 74,286.66, 111,459.16 and 32,704.50

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Solution

The fourth proportional to 74,286.66, 111,459.16 and 32,704.50 is: 49,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,286.66 : 111,459.16 = 32,704.50 : x
  2. Step 2: Convert to fraction form
    74,286.66/111,459.16 = 32,704.50/x
  3. Step 3: Cross multiply
    74,286.66x = 111,459.16 × 32,704.50
  4. Step 4: Simplify right side
    74,286.66x = 3,645,216,098.22
  5. Step 5: Solve for x
    x = 3,645,216,098.22/74,286.66
  6. Step 6: Final answer
    x = 49,069.59

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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.