Home / 150,623.20-225,936.40-45,443.08

Finding the Fourth Proportional to 150,623.20, 225,936.40 and 45,443.08

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Solution

The fourth proportional to 150,623.20, 225,936.40 and 45,443.08 is: 68,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,623.20 : 225,936.40 = 45,443.08 : x
  2. Step 2: Convert to fraction form
    150,623.20/225,936.40 = 45,443.08/x
  3. Step 3: Cross multiply
    150,623.20x = 225,936.40 × 45,443.08
  4. Step 4: Simplify right side
    150,623.20x = 10,267,245,900.11
  5. Step 5: Solve for x
    x = 10,267,245,900.11/150,623.20
  6. Step 6: Final answer
    x = 68,165.10

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1.5x scale

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.