Home / 251,437.02-374,786.92-231,258.86

Finding the Fourth Proportional to 251,437.02, 374,786.92 and 231,258.86

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Solution

The fourth proportional to 251,437.02, 374,786.92 and 231,258.86 is: 344,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,437.02 : 374,786.92 = 231,258.86 : x
  2. Step 2: Convert to fraction form
    251,437.02/374,786.92 = 231,258.86/x
  3. Step 3: Cross multiply
    251,437.02x = 374,786.92 × 231,258.86
  4. Step 4: Simplify right side
    251,437.02x = 86,672,795,862.11
  5. Step 5: Solve for x
    x = 86,672,795,862.11/251,437.02
  6. Step 6: Final answer
    x = 344,709.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.