Home / 250,342.21-375,424.91-108,181.74

Finding the Fourth Proportional to 250,342.21, 375,424.91 and 108,181.74

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Solution

The fourth proportional to 250,342.21, 375,424.91 and 108,181.74 is: 162,234.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,342.21 : 375,424.91 = 108,181.74 : x
  2. Step 2: Convert to fraction form
    250,342.21/375,424.91 = 108,181.74/x
  3. Step 3: Cross multiply
    250,342.21x = 375,424.91 × 108,181.74
  4. Step 4: Simplify right side
    250,342.21x = 40,614,121,275.76
  5. Step 5: Solve for x
    x = 40,614,121,275.76/250,342.21
  6. Step 6: Final answer
    x = 162,234.41

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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.