Home / 111,660.10-167,432.55-41,503.30

Finding the Fourth Proportional to 111,660.10, 167,432.55 and 41,503.30

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Solution

The fourth proportional to 111,660.10, 167,432.55 and 41,503.30 is: 62,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,660.10 : 167,432.55 = 41,503.30 : x
  2. Step 2: Convert to fraction form
    111,660.10/167,432.55 = 41,503.30/x
  3. Step 3: Cross multiply
    111,660.10x = 167,432.55 × 41,503.30
  4. Step 4: Simplify right side
    111,660.10x = 6,949,003,352.42
  5. Step 5: Solve for x
    x = 6,949,003,352.42/111,660.10
  6. Step 6: Final answer
    x = 62,233.54

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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.