Home / 74,358.73-111,579-32,239.14

Finding the Fourth Proportional to 74,358.73, 111,579 and 32,239.14

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Solution

The fourth proportional to 74,358.73, 111,579 and 32,239.14 is: 48,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,358.73 : 111,579 = 32,239.14 : x
  2. Step 2: Convert to fraction form
    74,358.73/111,579 = 32,239.14/x
  3. Step 3: Cross multiply
    74,358.73x = 111,579 × 32,239.14
  4. Step 4: Simplify right side
    74,358.73x = 3,597,211,002.06
  5. Step 5: Solve for x
    x = 3,597,211,002.06/74,358.73
  6. Step 6: Final answer
    x = 48,376.44

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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.