Home / 111,537.60-167,367.75-48,358.20

Finding the Fourth Proportional to 111,537.60, 167,367.75 and 48,358.20

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Solution

The fourth proportional to 111,537.60, 167,367.75 and 48,358.20 is: 72,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,537.60 : 167,367.75 = 48,358.20 : x
  2. Step 2: Convert to fraction form
    111,537.60/167,367.75 = 48,358.20/x
  3. Step 3: Cross multiply
    111,537.60x = 167,367.75 × 48,358.20
  4. Step 4: Simplify right side
    111,537.60x = 8,093,603,128.05
  5. Step 5: Solve for x
    x = 8,093,603,128.05/111,537.60
  6. Step 6: Final answer
    x = 72,563.90

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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.