Home / 37,108.10-55,574.67-28,720.96

Finding the Fourth Proportional to 37,108.10, 55,574.67 and 28,720.96

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Solution

The fourth proportional to 37,108.10, 55,574.67 and 28,720.96 is: 43,013.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.10 : 55,574.67 = 28,720.96 : x
  2. Step 2: Convert to fraction form
    37,108.10/55,574.67 = 28,720.96/x
  3. Step 3: Cross multiply
    37,108.10x = 55,574.67 × 28,720.96
  4. Step 4: Simplify right side
    37,108.10x = 1,596,157,874.08
  5. Step 5: Solve for x
    x = 1,596,157,874.08/37,108.10
  6. Step 6: Final answer
    x = 43,013.73

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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.