Home / 74,052.20-111,095.58-21,462.68

Finding the Fourth Proportional to 74,052.20, 111,095.58 and 21,462.68

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Solution

The fourth proportional to 74,052.20, 111,095.58 and 21,462.68 is: 32,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,052.20 : 111,095.58 = 21,462.68 : x
  2. Step 2: Convert to fraction form
    74,052.20/111,095.58 = 21,462.68/x
  3. Step 3: Cross multiply
    74,052.20x = 111,095.58 × 21,462.68
  4. Step 4: Simplify right side
    74,052.20x = 2,384,408,882.95
  5. Step 5: Solve for x
    x = 2,384,408,882.95/74,052.20
  6. Step 6: Final answer
    x = 32,199.03

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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.