Home / 276,950.26-382,193.03-154,450.38

Finding the Fourth Proportional to 276,950.26, 382,193.03 and 154,450.38

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Solution

The fourth proportional to 276,950.26, 382,193.03 and 154,450.38 is: 213,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,950.26 : 382,193.03 = 154,450.38 : x
  2. Step 2: Convert to fraction form
    276,950.26/382,193.03 = 154,450.38/x
  3. Step 3: Cross multiply
    276,950.26x = 382,193.03 × 154,450.38
  4. Step 4: Simplify right side
    276,950.26x = 59,029,860,536.20
  5. Step 5: Solve for x
    x = 59,029,860,536.20/276,950.26
  6. Step 6: Final answer
    x = 213,142.46

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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.