Home / 150,230.46-207,303.62-89,789.06

Finding the Fourth Proportional to 150,230.46, 207,303.62 and 89,789.06

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Solution

The fourth proportional to 150,230.46, 207,303.62 and 89,789.06 is: 123,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,230.46 : 207,303.62 = 89,789.06 : x
  2. Step 2: Convert to fraction form
    150,230.46/207,303.62 = 89,789.06/x
  3. Step 3: Cross multiply
    150,230.46x = 207,303.62 × 89,789.06
  4. Step 4: Simplify right side
    150,230.46x = 18,613,597,174.40
  5. Step 5: Solve for x
    x = 18,613,597,174.40/150,230.46
  6. Step 6: Final answer
    x = 123,900.29

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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.