Home / 259,346.00-388,262.36-159,202.56

Finding the Fourth Proportional to 259,346.00, 388,262.36 and 159,202.56

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Solution

The fourth proportional to 259,346.00, 388,262.36 and 159,202.56 is: 238,339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,346.00 : 388,262.36 = 159,202.56 : x
  2. Step 2: Convert to fraction form
    259,346.00/388,262.36 = 159,202.56/x
  3. Step 3: Cross multiply
    259,346.00x = 388,262.36 × 159,202.56
  4. Step 4: Simplify right side
    259,346.00x = 61,812,363,517.63
  5. Step 5: Solve for x
    x = 61,812,363,517.63/259,346.00
  6. Step 6: Final answer
    x = 238,339.37

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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.