Home / 258,444.20-356,600.71-150,993.45

Finding the Fourth Proportional to 258,444.20, 356,600.71 and 150,993.45

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Solution

The fourth proportional to 258,444.20, 356,600.71 and 150,993.45 is: 208,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,444.20 : 356,600.71 = 150,993.45 : x
  2. Step 2: Convert to fraction form
    258,444.20/356,600.71 = 150,993.45/x
  3. Step 3: Cross multiply
    258,444.20x = 356,600.71 × 150,993.45
  4. Step 4: Simplify right side
    258,444.20x = 53,844,371,097.87
  5. Step 5: Solve for x
    x = 53,844,371,097.87/258,444.20
  6. Step 6: Final answer
    x = 208,340.41

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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.