Home / 181,245.33-250,082.24-100,661.67

Finding the Fourth Proportional to 181,245.33, 250,082.24 and 100,661.67

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Solution

The fourth proportional to 181,245.33, 250,082.24 and 100,661.67 is: 138,892.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,245.33 : 250,082.24 = 100,661.67 : x
  2. Step 2: Convert to fraction form
    181,245.33/250,082.24 = 100,661.67/x
  3. Step 3: Cross multiply
    181,245.33x = 250,082.24 × 100,661.67
  4. Step 4: Simplify right side
    181,245.33x = 25,173,695,412.43
  5. Step 5: Solve for x
    x = 25,173,695,412.43/181,245.33
  6. Step 6: Final answer
    x = 138,892.93

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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.