Home / 52,465.91-78,722.11-27,500.03

Finding the Fourth Proportional to 52,465.91, 78,722.11 and 27,500.03

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Solution

The fourth proportional to 52,465.91, 78,722.11 and 27,500.03 is: 41,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.91 : 78,722.11 = 27,500.03 : x
  2. Step 2: Convert to fraction form
    52,465.91/78,722.11 = 27,500.03/x
  3. Step 3: Cross multiply
    52,465.91x = 78,722.11 × 27,500.03
  4. Step 4: Simplify right side
    52,465.91x = 2,164,859,993.05
  5. Step 5: Solve for x
    x = 2,164,859,993.05/52,465.91
  6. Step 6: Final answer
    x = 41,262.22

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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.