Home / 37,081.03-55,603.09-12,117.85

Finding the Fourth Proportional to 37,081.03, 55,603.09 and 12,117.85

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Solution

The fourth proportional to 37,081.03, 55,603.09 and 12,117.85 is: 18,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.03 : 55,603.09 = 12,117.85 : x
  2. Step 2: Convert to fraction form
    37,081.03/55,603.09 = 12,117.85/x
  3. Step 3: Cross multiply
    37,081.03x = 55,603.09 × 12,117.85
  4. Step 4: Simplify right side
    37,081.03x = 673,789,904.16
  5. Step 5: Solve for x
    x = 673,789,904.16/37,081.03
  6. Step 6: Final answer
    x = 18,170.74

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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.