Home / 150,012.30-225,044.37-61,314.06

Finding the Fourth Proportional to 150,012.30, 225,044.37 and 61,314.06

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Solution

The fourth proportional to 150,012.30, 225,044.37 and 61,314.06 is: 91,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,012.30 : 225,044.37 = 61,314.06 : x
  2. Step 2: Convert to fraction form
    150,012.30/225,044.37 = 61,314.06/x
  3. Step 3: Cross multiply
    150,012.30x = 225,044.37 × 61,314.06
  4. Step 4: Simplify right side
    150,012.30x = 13,798,384,004.84
  5. Step 5: Solve for x
    x = 13,798,384,004.84/150,012.30
  6. Step 6: Final answer
    x = 91,981.68

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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.