Home / 150,004.80-225,033.12-61,306.56

Finding the Fourth Proportional to 150,004.80, 225,033.12 and 61,306.56

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Solution

The fourth proportional to 150,004.80, 225,033.12 and 61,306.56 is: 91,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,004.80 : 225,033.12 = 61,306.56 : x
  2. Step 2: Convert to fraction form
    150,004.80/225,033.12 = 61,306.56/x
  3. Step 3: Cross multiply
    150,004.80x = 225,033.12 × 61,306.56
  4. Step 4: Simplify right side
    150,004.80x = 13,796,006,473.27
  5. Step 5: Solve for x
    x = 13,796,006,473.27/150,004.80
  6. Step 6: Final answer
    x = 91,970.43

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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.