Home / 216,664.26-325,003.58-74,508.13

Finding the Fourth Proportional to 216,664.26, 325,003.58 and 74,508.13

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Solution

The fourth proportional to 216,664.26, 325,003.58 and 74,508.13 is: 111,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,664.26 : 325,003.58 = 74,508.13 : x
  2. Step 2: Convert to fraction form
    216,664.26/325,003.58 = 74,508.13/x
  3. Step 3: Cross multiply
    216,664.26x = 325,003.58 × 74,508.13
  4. Step 4: Simplify right side
    216,664.26x = 24,215,408,989.11
  5. Step 5: Solve for x
    x = 24,215,408,989.11/216,664.26
  6. Step 6: Final answer
    x = 111,764.67

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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.