Home / 220,827.30-331,233.88-92,811.41

Finding the Fourth Proportional to 220,827.30, 331,233.88 and 92,811.41

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Solution

The fourth proportional to 220,827.30, 331,233.88 and 92,811.41 is: 139,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,827.30 : 331,233.88 = 92,811.41 : x
  2. Step 2: Convert to fraction form
    220,827.30/331,233.88 = 92,811.41/x
  3. Step 3: Cross multiply
    220,827.30x = 331,233.88 × 92,811.41
  4. Step 4: Simplify right side
    220,827.30x = 30,742,283,442.57
  5. Step 5: Solve for x
    x = 30,742,283,442.57/220,827.30
  6. Step 6: Final answer
    x = 139,214.14

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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.