Home / 262,121.24-361,773.88-154,683.66

Finding the Fourth Proportional to 262,121.24, 361,773.88 and 154,683.66

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Solution

The fourth proportional to 262,121.24, 361,773.88 and 154,683.66 is: 213,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,121.24 : 361,773.88 = 154,683.66 : x
  2. Step 2: Convert to fraction form
    262,121.24/361,773.88 = 154,683.66/x
  3. Step 3: Cross multiply
    262,121.24x = 361,773.88 × 154,683.66
  4. Step 4: Simplify right side
    262,121.24x = 55,960,507,850.80
  5. Step 5: Solve for x
    x = 55,960,507,850.80/262,121.24
  6. Step 6: Final answer
    x = 213,490.93

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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.