Home / 150,003.20-207,003.48-82,935.20

Finding the Fourth Proportional to 150,003.20, 207,003.48 and 82,935.20

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Solution

The fourth proportional to 150,003.20, 207,003.48 and 82,935.20 is: 114,450.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,003.20 : 207,003.48 = 82,935.20 : x
  2. Step 2: Convert to fraction form
    150,003.20/207,003.48 = 82,935.20/x
  3. Step 3: Cross multiply
    150,003.20x = 207,003.48 × 82,935.20
  4. Step 4: Simplify right side
    150,003.20x = 17,167,875,014.50
  5. Step 5: Solve for x
    x = 17,167,875,014.50/150,003.20
  6. Step 6: Final answer
    x = 114,450.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.