Home / 148,965.80-223,484.70-43,784.60

Finding the Fourth Proportional to 148,965.80, 223,484.70 and 43,784.60

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Solution

The fourth proportional to 148,965.80, 223,484.70 and 43,784.60 is: 65,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,965.80 : 223,484.70 = 43,784.60 : x
  2. Step 2: Convert to fraction form
    148,965.80/223,484.70 = 43,784.60/x
  3. Step 3: Cross multiply
    148,965.80x = 223,484.70 × 43,784.60
  4. Step 4: Simplify right side
    148,965.80x = 9,785,188,195.62
  5. Step 5: Solve for x
    x = 9,785,188,195.62/148,965.80
  6. Step 6: Final answer
    x = 65,687.48

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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.