Home / 259,006.23-388,562.04-109,247.06

Finding the Fourth Proportional to 259,006.23, 388,562.04 and 109,247.06

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Solution

The fourth proportional to 259,006.23, 388,562.04 and 109,247.06 is: 163,892.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,006.23 : 388,562.04 = 109,247.06 : x
  2. Step 2: Convert to fraction form
    259,006.23/388,562.04 = 109,247.06/x
  3. Step 3: Cross multiply
    259,006.23x = 388,562.04 × 109,247.06
  4. Step 4: Simplify right side
    259,006.23x = 42,449,261,469.01
  5. Step 5: Solve for x
    x = 42,449,261,469.01/259,006.23
  6. Step 6: Final answer
    x = 163,892.82

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1.5x scale

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.