Home / 181,217.44-250,071.68-100,650.24

Finding the Fourth Proportional to 181,217.44, 250,071.68 and 100,650.24

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Solution

The fourth proportional to 181,217.44, 250,071.68 and 100,650.24 is: 138,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,217.44 : 250,071.68 = 100,650.24 : x
  2. Step 2: Convert to fraction form
    181,217.44/250,071.68 = 100,650.24/x
  3. Step 3: Cross multiply
    181,217.44x = 250,071.68 × 100,650.24
  4. Step 4: Simplify right side
    181,217.44x = 25,169,774,609.20
  5. Step 5: Solve for x
    x = 25,169,774,609.20/181,217.44
  6. Step 6: Final answer
    x = 138,892.67

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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.