Home / 148,982.80-223,452.60-43,790.80

Finding the Fourth Proportional to 148,982.80, 223,452.60 and 43,790.80

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Solution

The fourth proportional to 148,982.80, 223,452.60 and 43,790.80 is: 65,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,982.80 : 223,452.60 = 43,790.80 : x
  2. Step 2: Convert to fraction form
    148,982.80/223,452.60 = 43,790.80/x
  3. Step 3: Cross multiply
    148,982.80x = 223,452.60 × 43,790.80
  4. Step 4: Simplify right side
    148,982.80x = 9,785,168,116.08
  5. Step 5: Solve for x
    x = 9,785,168,116.08/148,982.80
  6. Step 6: Final answer
    x = 65,679.85

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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.