Home / 252,135.40-377,684.70-173,338.60

Finding the Fourth Proportional to 252,135.40, 377,684.70 and 173,338.60

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Solution

The fourth proportional to 252,135.40, 377,684.70 and 173,338.60 is: 259,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,135.40 : 377,684.70 = 173,338.60 : x
  2. Step 2: Convert to fraction form
    252,135.40/377,684.70 = 173,338.60/x
  3. Step 3: Cross multiply
    252,135.40x = 377,684.70 × 173,338.60
  4. Step 4: Simplify right side
    252,135.40x = 65,467,337,139.42
  5. Step 5: Solve for x
    x = 65,467,337,139.42/252,135.40
  6. Step 6: Final answer
    x = 259,651.51

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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.