Home / 36,700.03-55,044.27-30,499.90

Finding the Fourth Proportional to 36,700.03, 55,044.27 and 30,499.90

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Solution

The fourth proportional to 36,700.03, 55,044.27 and 30,499.90 is: 45,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.03 : 55,044.27 = 30,499.90 : x
  2. Step 2: Convert to fraction form
    36,700.03/55,044.27 = 30,499.90/x
  3. Step 3: Cross multiply
    36,700.03x = 55,044.27 × 30,499.90
  4. Step 4: Simplify right side
    36,700.03x = 1,678,844,730.57
  5. Step 5: Solve for x
    x = 1,678,844,730.57/36,700.03
  6. Step 6: Final answer
    x = 45,745.05

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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.