Home / 149,267.80-223,896.90-49,432.60

Finding the Fourth Proportional to 149,267.80, 223,896.90 and 49,432.60

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Solution

The fourth proportional to 149,267.80, 223,896.90 and 49,432.60 is: 74,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,267.80 : 223,896.90 = 49,432.60 : x
  2. Step 2: Convert to fraction form
    149,267.80/223,896.90 = 49,432.60/x
  3. Step 3: Cross multiply
    149,267.80x = 223,896.90 × 49,432.60
  4. Step 4: Simplify right side
    149,267.80x = 11,067,805,898.94
  5. Step 5: Solve for x
    x = 11,067,805,898.94/149,267.80
  6. Step 6: Final answer
    x = 74,147.31

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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.