Home / 251,932.40-377,892.20-102,132.56

Finding the Fourth Proportional to 251,932.40, 377,892.20 and 102,132.56

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Solution

The fourth proportional to 251,932.40, 377,892.20 and 102,132.56 is: 153,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,932.40 : 377,892.20 = 102,132.56 : x
  2. Step 2: Convert to fraction form
    251,932.40/377,892.20 = 102,132.56/x
  3. Step 3: Cross multiply
    251,932.40x = 377,892.20 × 102,132.56
  4. Step 4: Simplify right side
    251,932.40x = 38,595,097,790.03
  5. Step 5: Solve for x
    x = 38,595,097,790.03/251,932.40
  6. Step 6: Final answer
    x = 153,196.25

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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.