Home / 281,049.49-388,035.53-166,365.37

Finding the Fourth Proportional to 281,049.49, 388,035.53 and 166,365.37

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Solution

The fourth proportional to 281,049.49, 388,035.53 and 166,365.37 is: 229,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,049.49 : 388,035.53 = 166,365.37 : x
  2. Step 2: Convert to fraction form
    281,049.49/388,035.53 = 166,365.37/x
  3. Step 3: Cross multiply
    281,049.49x = 388,035.53 × 166,365.37
  4. Step 4: Simplify right side
    281,049.49x = 64,555,674,521.60
  5. Step 5: Solve for x
    x = 64,555,674,521.60/281,049.49
  6. Step 6: Final answer
    x = 229,695.04

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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.